Error compiling for board Arduino Mega or Mega 2560

i have already uploaded this code to my arduino 2560 pro before 1year.


#include <RH_ASK.h>     
#include <MIDI.h>
#include <Keypad.h>                   
#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include<EEPROM.h>


#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 32 // OLED display height, in pixels
#define OLED_RESET     -1 // Reset pin # (or -1 if sharing Arduino reset pin)
#define SCREEN_ADDRESS 0x3C ///< See datasheet for Address; 0x3D for 128x64, 0x3C for 128x32
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

#define NUMFLAKES     10 // Number of snowflakes in the animation example  -96,-97,-98,-99

#define KEY_UP    -115
#define KEY_DOWN  -113
#define KEY_ZERO  -114
#define KEY_FIND_SCN  -110
#define A    -106
#define B    -107
#define C    -109
#define D    -108
#define AA    -96
#define BB    -97
#define CC    -98
#define DD    -99
#define PATCH_UP    -126
#define PATCH_DOWN  -127
#define MONO        -125
#define POLY        -124
#define DRUM        -116
#define KEY_128     -128
#define ORANGE_A    -123
#define ORANGE_B    -122
#define BLUE_A      -121
#define BLUE_B      -120
#define Bank_WriteA      -119
#define Bank_WriteB      -118
#define Key_Mode_Sw    -117
#define KEY_128    -128

char *data;    //  RF

const byte ROWS = 16; 
const byte COLS = 10; 
char keys[ROWS][COLS] = {
{1,2,3,4,5,6,7,8,9,10},
{11,12,13,14,15,16,17,18,19,20},
{21,22,23,24,25,26,27,28,29,30},
{31,32,33,34,35,36,37,38,39,40},
{41,42,43,44,45,46,47,48,49,50},
{51,52,53,54,55,56,57,58,59,60},
{61,62,63,64,65,66,67,68,69,70},
{71,72,73,74,75,76,77,78,79,80},
{81,82,83,84,85,86,87,88,89,90},
{91,92,93,94,95,96,97,98,99,100},
{101,102,103,104,105,106,107,108,109,110},
{111,112,113,114,115,116,117,118,119,120},
{121,122,123,124,125,126,127,128,129,130},
{131,132,133,134,135,136,137,138,139,140},
{141,142,143,144,145,146,147,148,149,150},
{151,152,153,154,155,156,157,158,159,160}
};
byte rowPins[ROWS] = {4,5,6,7,8,9,10,11,12,14,15,16,17,22,23,24}; 
byte colPins[COLS] = {32,33,34,35,36,37,38,39,40,41}; 

Keypad kpd = Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS );
String msg;
MIDI_CREATE_DEFAULT_INSTANCE();
       byte sysexArray[8] = {0xF0,0x7F,0x7F,0x04,0x04,0x00,50,0xF7}; // 0x28         // byte sysexArray[8] = {0xF0, 0x7F, 0x7F, 0x04, 0x04, 0x0, 0x50, 0xF7};   //   MIDI.sendSysEx(8, sysexArray, true); 
  byte User[8] = {0xB0,0x00,0x55,0x90,0x20,0x00,0xC0,0x00}; 
  RH_ASK driver(2000, 2, A1, 5); // ESP8266 or ESP32: do not use pin 11  rx_2 ,tx_A1

   int UP = 0;
   int DOWN = 0;
  int Bank = 61;
  String  Key_Mode;
  int PATCH = 0;
 int SHIFT1 = 0;
 long COUNT = 0;
 int  TRANS_KEY = 0;
 int  TRANS_KEY_Old = 0;
 int KEY_SHIFT_MODE = 0;
 int NOTE_NUMBER = 0;
 int RAG_NOTE[15] = {49,51,52,54,56,57,59,61,63,64,66,68,69,71,73 };
 int Bells_DRBR[22] = {61,63,64,66,68,69,71,73,75,76,78,80,81,83,85,87,88,90,92,93,95,97 }; // 22 notes

 int SLIDE1 = 0;
 int SLIDE1_OLD = 0;
 int Last_Note = 0;
 int Pitch_Value = 0;
 byte C_Status = 0;
 byte D_Status = 0;
 byte Last_Gear = 0; 

   
  int A001=0,A002=0,A003=0,A004=0,A005=0,A006=0,A007=0,A008=0,A009=0,A010=0;
  int A011=0,A012=0,A013=0,A014=0,A015=0,A016=0,A017=0,A018=0,A019=0,A020=0;
  int A21=0,A22=0,A23=0,A24=0,A25=0,A26=0,A27=0,A28=0,A29=0,A30=0;
  int A31=0,A32=0,A33=0,A34=0,A35=0,A36=0,A37=0,A38=0,A39=0,A40=0;
  int A41=0,A42=0,A43=0,A44=0,A45=0,A46=0,A47=0,A48=0,A49=0,A50=0;
  int A51=0,A52=0,A53=0,A54=0,A55=0,A56=0,A57=0,A58=0,A59=0,A60=0;
  
 int A61=0,A62=0,A63=0,A64=0,A65=0,A66=0,A67=0,A68=0,A69=0,A70=0;
 int A71=0,A72=0,A73=0,A74=0,A75=0,A76=0,A77=0,A78=0,A79=0,A80=0;
 int A81=0,A82=0,A83=0,A84=0,A85=0,A86=0,A87=0,A88=0,A89=0,A90=0;
 int A91=0,A92=0,A93=0,A94=0,A95=0,A96=0,A97=0,A98=0,A99=0,A100=0;
 int A101=0,A102=0,A103=0,A104=0,A105=0,A106=0,A107=0,A108=0,A109=0,A110=0;
 int A111=0,A112=0,A113=0,A114=0,A115=0,A116=0,A117=0,A118=0,A119=0,A120=0;
 int A121=0,A122=0,A123=0,A124=0,A125=0,A126=0,A127=0,A128=0;
 // -----------------------------------------------------------------------------

// -----------------------------------------------------------------------------

void setup() {
int data = 1;
         if (!driver.init())  // RF
         Serial.println("init failed");  // RF
         
   Serial.begin(9600);    // Debugging only
    pinMode(LED_BUILTIN, OUTPUT);
     kpd.setHoldTime(1000); 
    MIDI.begin(4);
     MIDI.turnThruOff();
     digitalWrite(13,LOW);
    if(!display.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS)) {
    Serial.println(F("SSD1306 allocation failed"));
    for(;;); // Don't proceed, loop forever
  }
 display.display();
 display.clearDisplay();

    msg = "";
    Key_Mode="Bank";
  WEL_COME_SCN ();

  A001 = EEPROM.read(1);  A002 = EEPROM.read(2); A003 = EEPROM.read(3); A004 = EEPROM.read(4); A005 = EEPROM.read(5); 
     A006 = EEPROM.read(6);  A007 = EEPROM.read(7); A008 = EEPROM.read(8); A009 = EEPROM.read(9); A010 = EEPROM.read(10); //-------------
          A011 = EEPROM.read(11);  A012 = EEPROM.read(12); A013 = EEPROM.read(13); A014 = EEPROM.read(14); A015 = EEPROM.read(15); 
     A016 = EEPROM.read(16);  A017 = EEPROM.read(17); A018 = EEPROM.read(18); A019 = EEPROM.read(19); A020 = EEPROM.read(20); //-------------
     A21 = EEPROM.read(21);  A22 = EEPROM.read(22); A23 = EEPROM.read(23); A24 = EEPROM.read(24); A25 = EEPROM.read(25); 
     A26 = EEPROM.read(26);  A27 = EEPROM.read(27); A28 = EEPROM.read(28); A29 = EEPROM.read(29); A30 = EEPROM.read(30); //-------------
          A31 = EEPROM.read(31);  A32 = EEPROM.read(32); A33 = EEPROM.read(33); A34 = EEPROM.read(34); A35 = EEPROM.read(35); 
     A36 = EEPROM.read(36);  A37 = EEPROM.read(37); A38 = EEPROM.read(38); A39 = EEPROM.read(39); A40 = EEPROM.read(40); //-------------
     A41 = EEPROM.read(41);  A42 = EEPROM.read(42); A43 = EEPROM.read(43); A44 = EEPROM.read(44); A45 = EEPROM.read(45); 
     A46 = EEPROM.read(46);  A47 = EEPROM.read(47); A48 = EEPROM.read(48); A49 = EEPROM.read(49); A50 = EEPROM.read(50); //-------------
          A51 = EEPROM.read(51);  A52 = EEPROM.read(52); A53 = EEPROM.read(53); A54 = EEPROM.read(54); A55 = EEPROM.read(55); 
     A56 = EEPROM.read(56);  A57 = EEPROM.read(57); A58 = EEPROM.read(58); A59 = EEPROM.read(59); A60 = EEPROM.read(60); //-------------
 // -----------------------------------------------------------------------------------------------------------------------------   
     A61 = EEPROM.read(61);  A62 = EEPROM.read(62); A63 = EEPROM.read(63); A64 = EEPROM.read(64); A65 = EEPROM.read(65); 
     A66 = EEPROM.read(66);  A67 = EEPROM.read(67); A68 = EEPROM.read(68); A69 = EEPROM.read(69); A70 = EEPROM.read(70); //-------------
          A71 = EEPROM.read(71);  A72 = EEPROM.read(72); A73 = EEPROM.read(73); A74 = EEPROM.read(74); A75 = EEPROM.read(75); 
     A76 = EEPROM.read(76);  A77 = EEPROM.read(77); A78 = EEPROM.read(78); A79 = EEPROM.read(79); A80 = EEPROM.read(80); //------------- 
          A81 = EEPROM.read(81);  A82 = EEPROM.read(82); A83 = EEPROM.read(83); A84 = EEPROM.read(84); A85 = EEPROM.read(85); 
     A86 = EEPROM.read(86);  A87 = EEPROM.read(87); A88 = EEPROM.read(88); A89 = EEPROM.read(89); A90 = EEPROM.read(90); //-------------
          A91 = EEPROM.read(91);  A92 = EEPROM.read(92); A93 = EEPROM.read(93); A94 = EEPROM.read(94); A95 = EEPROM.read(95); 
     A96 = EEPROM.read(96);  A97 = EEPROM.read(97); A98 = EEPROM.read(98); A99 = EEPROM.read(99); A100 = EEPROM.read(100); //-------------
          A101 = EEPROM.read(101);  A102 = EEPROM.read(102); A103 = EEPROM.read(103); A104 = EEPROM.read(104); A105 = EEPROM.read(105); 
     A106 = EEPROM.read(106);  A107 = EEPROM.read(107); A108 = EEPROM.read(108); A109 = EEPROM.read(109); A110 = EEPROM.read(110); //-------------
          A111 = EEPROM.read(111);  A112 = EEPROM.read(112); A113 = EEPROM.read(113); A114 = EEPROM.read(114); A115 = EEPROM.read(115); 
     A116 = EEPROM.read(116);  A117 = EEPROM.read(117); A118 = EEPROM.read(118); A119 = EEPROM.read(119); A120 = EEPROM.read(120); //-------------
      A121 = EEPROM.read(121);  A122 = EEPROM.read(122);  A123 = EEPROM.read(123);  A124 = EEPROM.read(124);  A125 = EEPROM.read(125);  
      A126 = EEPROM.read(126);  A127 = EEPROM.read(127);  A128 = EEPROM.read(128);  
}

void SCN (int gg) {
  display.clearDisplay();
  display.setTextSize(1);             // Normal 1:1 pixel scale
  display.setTextColor(SSD1306_WHITE);        // Draw white text
  display.setCursor(0,0);             // Start at top-left corner
  display.println(gg);
  display.setCursor(50,0);             // Start at top-left corner
  display.println(msg);
  display.setCursor(0,16);             // Start at top-left corner
  display.println(analogRead(A0));
  display.display();
  
}

void loop() {
                 SLIDE1 = map(analogRead(0),10,1013,1,14);
               if (analogRead(0)<10) {  SLIDE1=0;  }
               if (analogRead(0)>1013) {  SLIDE1=15;  }
               
              if  (SLIDE1 !=SLIDE1_OLD) {
                 if  ((SLIDE1>0) && (SLIDE1<15))          { 
               //   Serial.println(SLIDE1);
                  
                  }
             //      else  if  (SLIDE1 < 1)          {    Serial.println("All Note OFF after --00");  }
             //        else  if  (SLIDE1 > 14)          {    Serial.println("All Note OFF after --15");  }
              //   MAIN_SCN ();
          //  for (int c=1; c<11; c++)  {   MIDI.sendControlChange(94,(SLIDE1),c);}  // (cc#,value,channel)     TRANS_KEY   ,   Last_Note  ,  
                SLIDE1_OLD = SLIDE1;
              }
          
    if (kpd.getKeys())
    {
        for (int i=0; i<LIST_MAX; i++)   
        {      int mykey = kpd.key[i].kchar;
            if (( kpd.key[i].stateChanged ) && (mykey < 128 )  &&  (mykey > 0 ) && (mykey != 13))
            {
                switch (kpd.key[i].kstate) {  
                    case PRESSED:
         if     (Key_Mode == "Perform")        {      Perform_Mode (mykey);  MAIN_SCN ();    }   
        else if (Key_Mode == "Bank")        {   Bank_Mode (mykey); }      MAIN_SCN ();
                break;
                    case RELEASED:   
                 //   if (Key_Mode == "Bank")        {   Bank_Mode_Released (mykey); }      MAIN_SCN ();
                break;
                }
            }
            // ----------------------------------------------------------------------------------------------
                  if (( kpd.key[i].stateChanged ) && (mykey == KEY_128)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:  
                     if     (Key_Mode == "Perform")  { PATCH = 127;     MIDI.sendProgramChange(PATCH, 1);       MAIN_SCN (); }
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
               if (( kpd.key[i].stateChanged ) && (mykey == PATCH_UP)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
                    PATCH++;    MIDI.sendProgramChange(PATCH, 1);   MAIN_SCN ();
                    if (DOWN==1) {PATCH = PATCH+10;    MIDI.sendProgramChange(PATCH, 1);   MAIN_SCN (); }       UP = 1; 
                break;
                 case HOLD:               break;
                  case RELEASED:     UP = 0;              break;
                }  }
            // ----------------------------------------------------------------------------------------------
                if (( kpd.key[i].stateChanged ) && (mykey == PATCH_DOWN)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
                    PATCH--;    MIDI.sendProgramChange(PATCH, 1);   MAIN_SCN ();
                     if (UP==1) {PATCH = PATCH-10;     MIDI.sendProgramChange(PATCH, 1);   MAIN_SCN (); }   DOWN = 1; 
                break;
                  case HOLD:                break;
                  case RELEASED:     DOWN = 0;              break;
                }  }
            // ----------------------------------------------------------------------------------------------
             if (( kpd.key[i].stateChanged ) && (mykey == KEY_FIND_SCN)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED: 
                       MIDI.sendProgramChange(10, 1);  
                    FIND_SCN ();
                    KEY_SHIFT_MODE = 1;
                break;
                    case RELEASED:
                     KEY_SHIFT_MODE = 0;
                     All_Note_Off ();                  MIDI.sendProgramChange(PATCH, 1);     MAIN_SCN ();
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
              if (( kpd.key[i].stateChanged ) && (mykey == KEY_UP)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
                    TRANS_KEY++;  MAIN_SCN ();
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
                if (( kpd.key[i].stateChanged ) && (mykey == KEY_DOWN)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
                    TRANS_KEY--;   MAIN_SCN ();      data = 31;   
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
                    if (( kpd.key[i].stateChanged ) && ((mykey == KEY_ZERO) || (mykey == -112) || (mykey == -111))) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
                    TRANS_KEY = 0;
                    MAIN_SCN ();
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
              if (( kpd.key[i].stateChanged ) && (mykey == A)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED: 
                     data = 11;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();       
                break;
                 case HOLD:   
                data = 13;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); 
                break;
                 case RELEASED:   
                data = 12;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); 
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
              if (( kpd.key[i].stateChanged ) && (mykey == B)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
               data = 21;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); 
                break;
                 case HOLD:   
               data = 23;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();  
                break;
                 case RELEASED: 
               data = 22;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); 
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
                if (( kpd.key[i].stateChanged ) && (mykey == C)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
              if (D_Status==0)  {  data = 31;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); Last_Gear = 31;}
              if (D_Status==1)  {  data = 10;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); } // Speeed  full
                  C_Status = 1;
                break;
                 case HOLD:   
          //     data = 33;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();  
                break;
                 case RELEASED:   
                if (D_Status==0)  {  data = 32;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();   }
              if (D_Status==1)  {  data = 5;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); } // Speed  LOW
                C_Status = 0;
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
                   if (( kpd.key[i].stateChanged ) && (mykey == D)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:    //41
              if (C_Status==0)  {  data = 41;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); Last_Gear = 41;}
              if (C_Status==1)  {  data = 10;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); } // Speeed  full 
               D_Status = 1;
                break;
                 case HOLD:   
            //   data = 43;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();  
                break;
                 case RELEASED:   // 42
                  if (C_Status==0)  {  data = 42;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();   }
              if (C_Status==1)  {  data = 5;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); } // Speed  LOW
                 D_Status = 0;
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
               if (( kpd.key[i].stateChanged ) && (mykey == AA)) // --------------------------------------       P
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
              data = 11;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); 
                break;
                 case HOLD:   
               data = 13;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();  
                break;
                 case RELEASED:   
                data = 12;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); 
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
             if (( kpd.key[i].stateChanged ) && (mykey == BB)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
               data = 21;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); 
                break;
                 case HOLD:   
               data = 23;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();  
                break;
                 case RELEASED:   
                 data = 22;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); 
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
             if (( kpd.key[i].stateChanged ) && (mykey == CC)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
                 data = 31;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); Last_Gear = 31;
                break;
                 case HOLD:   
               data = 33;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();  
                break;
                 case RELEASED:   
            data = 32;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); 
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
              if (( kpd.key[i].stateChanged ) && (mykey == DD)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
              data = 41;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();  Last_Gear = 41;
                break;
                 case HOLD:   
               data = 43;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();  
                break;
                 case RELEASED:   
                data = 42;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); 
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
               if (( kpd.key[i].stateChanged ) && (mykey == Key_Mode_Sw)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
                  if ( Key_Mode=="Perform") { Key_Mode="Bank";  }
                  else  if ( Key_Mode=="Bank") { Key_Mode="Perform";  }   
                  MAIN_SCN ();
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
              if (( kpd.key[i].stateChanged ) && (mykey == DRUM)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:   
                  if ( Key_Mode=="Perform") { Key_Mode="Bank";  }
                  else  if ( Key_Mode=="Bank") { Key_Mode="Perform";  }   
                  MAIN_SCN ();
                break;
                }  }
            // ----------------------------------------------------------------------------------------------
             if (( kpd.key[i].stateChanged ) && (mykey == Bank_WriteA)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:         Write_Bank ();    Key_Mode="Bank";     MAIN_SCN ();       break;
                }   }
            // ----------------------------------------------------------------------------------------------
             if (( kpd.key[i].stateChanged ) && (mykey == Bank_WriteB)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:         Write_Bank ();   Key_Mode="Bank";     MAIN_SCN ();    break;
                }   }
            // ----------------------------------------------------------------------------------------------
            if (( kpd.key[i].stateChanged ) && (mykey == MONO)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:     for (int i=1; i<11; i++) { MIDI.sendControlChange(126,0,i); } // (cc#,value,channel)           
                    break;     // CC# 126
                }   }
            // ----------------------------------------------------------------------------------------------
            if (( kpd.key[i].stateChanged ) && (mykey == POLY)) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:      for (int i=1; i<11; i++) {  MIDI.sendControlChange(127,0,i); } // (cc#,value,channel)           
                    break;  //  CC#127
                }   }
            // ----------------------------------------------------------------------------------------------
             if (( kpd.key[i].stateChanged ) && (mykey == ORANGE_A )) // --------------------------------------
            {  switch (kpd.key[i].kstate) {  
                    case PRESSED:  
                     MIDI.sendProgramChange(111, 1); 
                 for (int i=21; i>(-1); i--) { 
                  MIDI.sendNoteOn((Bells_DRBR[i]+TRANS_KEY),127,1); 
                 delay(100); 
                 MIDI.sendNoteOff((Bells_DRBR[i]+TRANS_KEY),0,1); }  // (note,velocity,channel)
                        MIDI.sendProgramChange(PATCH, 1);
                         MAIN_SCN ();
                break;
                }  }
            // ----------------------------------------------------------------------------------------------

        }
    }   

        if (MIDI.read())                // Is there a MIDI message incoming ?
    {        COUNT++;
                         //  digitalWrite(13,HIGH);  
                           byte A_TYPE = MIDI.getType();
                           byte A_CHANNEL = MIDI.getChannel();  // channel 
                           byte A_NOTE =  MIDI.getData1();  // note number
                           byte A_VOL = MIDI.getData2(); // velocity
                           
        if ((A_TYPE==144) && (A_CHANNEL == 4)&& (KEY_SHIFT_MODE==1) ) { //                           A_TYPE=144 noteOn    128 NoteOff    ///     
         TRANS_KEY = (A_NOTE-73) + TRANS_KEY_Old;                                  //  ......52 = -12........64 = 0........76 = +12.......COARSE TUNE
                                  
 display.clearDisplay();
  display.setTextSize(1);             // Normal 1:1 pixel scale
  display.setTextColor(SSD1306_WHITE);        // Draw white text
  display.setCursor(0,0);       display.println(A_TYPE);          display.setCursor(50,0);       display.println(A_CHANNEL);      display.setCursor(90,0);      display.println( A_NOTE);  
  display.setCursor(0,16);       display.println(A_VOL);          display.setCursor(50,16);            display.print( "Turn-");  display.print( COUNT);
  display.display();  
    }   
 /*
   if (A_TYPE==240)
   { display.clearDisplay();
  display.setTextSize(1);           
  display.setTextColor(SSD1306_WHITE);       
  display.setCursor(0,0);       display.print(A_TYPE);   display.print( " -" );          display.print(A_CHANNEL);  display.print( " -" );           display.print( A_NOTE); 
  display.setCursor(0,16);  display.print( "Turn-");  display.print( COUNT);
  display.display();     }     
    */
    
    }
        

   if ( TRANS_KEY != TRANS_KEY_Old )  {

         byte sysexArray[8] = {0xF0,0x7F,0x7F,0x04,0x04,0x00,(TRANS_KEY+64),0xF7};  
             MIDI.sendSysEx(8,sysexArray,true);
             MAIN_SCN ();
    TRANS_KEY_Old = TRANS_KEY;
   }



         ////   if (UP == 1) {PATCH =PATCH+10;    MIDI.sendProgramChange(PATCH, 1); delay  }
          //  if (DOWN == 1) {PATCH--;    MIDI.sendProgramChange(PATCH, 1);  }
            if (PATCH < 0) { PATCH = 127; }
            if (PATCH > 127) { PATCH = 0; }
     
   
}  // End loop      ####################################################################################################################################################
    void  All_Note_Off ()
{
        MIDI.sendControlChange(0,123,0);
         MIDI.sendControlChange(1,123,0);
          MIDI.sendControlChange(2,123,0);
           MIDI.sendControlChange(3,123,0);
            MIDI.sendControlChange(4,123,0);
             MIDI.sendControlChange(5,123,0);
              MIDI.sendControlChange(6,123,0);
               MIDI.sendControlChange(7,123,0);
                MIDI.sendControlChange(8,123,0);
                 MIDI.sendControlChange(9,123,0);
                  MIDI.sendControlChange(10,123,0);
                   MIDI.sendControlChange(11,123,0);
                    MIDI.sendControlChange(12,123,0);
                     MIDI.sendControlChange(13,123,0);
                      MIDI.sendControlChange(14,123,0);
                       MIDI.sendControlChange(15,123,0);
}
  void FIND_SCN () 
  {  display.clearDisplay();
  display.setTextSize(3);             // Normal 1:1 pixel scale
  display.setTextColor(SSD1306_WHITE);        // Draw white text
  display.setCursor(0,0);             // Start at top-left corner
  display.println("Key ??");
  display.display();
  }
    void SCN_SLIDE ()   {
  display.clearDisplay();
  display.setTextSize(3);             // Normal 1:1 pixel scale
  display.setTextColor(SSD1306_WHITE);        // Draw white text
  display.setCursor(0,0);             // Start at top-left corner
  display.println(SLIDE1);
  display.display();
    }
      void MAIN_SCN ()   {
  display.clearDisplay();
  display.setTextSize(3);             // Normal 1:1 pixel scale
  display.setTextColor(SSD1306_WHITE);        // Draw white text
  display.setCursor(0,0);             // Start at top-left corner
  if   (TRANS_KEY > 0) { display.print("+");     }
  display.print(TRANS_KEY);
  display.setTextSize(1);
    display.setCursor(60,0);     
  display.print(Key_Mode);
   display.print("__");
    display.print(Bank);
   display.setCursor(70,16); 
   display.print("P- ");    
    display.print(PATCH+1);
  display.display();
    }
    void function () {

      MIDI.sendControlChange(94,127,1);  // (cc#,value,channel)
    }
     void WEL_COME_SCN ()   {
  display.clearDisplay();
  display.setTextSize(2);             // Normal 1:1 pixel scale
  display.setTextColor(SSD1306_WHITE);        // Draw white text
  display.setCursor(0,0);             // Start at top-left corner
  display.println("Roland CH2");
  display.display();  }

  
  void Bank_Mode (int Bank_Key)  {

      if (Bank_Key==1) {  MIDI.sendProgramChange(A001, 1);  Bank = 1;  PATCH = A001; }
    if (Bank_Key==2) {  MIDI.sendProgramChange(A002, 1);  Bank = 2;  PATCH = A002;}
    if (Bank_Key==3) {  MIDI.sendProgramChange(A003, 1);  Bank = 3;  PATCH = A003;}
    if (Bank_Key==4) {  MIDI.sendProgramChange(A004, 1);  Bank = 4;  PATCH = A004;}
    if (Bank_Key==5) {  MIDI.sendProgramChange(A005, 1);  Bank = 5;  PATCH = A005;}
    if (Bank_Key==6) {  MIDI.sendProgramChange(A006, 1);  Bank = 6;  PATCH = A006;}
    if (Bank_Key==7) {  MIDI.sendProgramChange(A007, 1);  Bank = 7;  PATCH = A007;}
    if (Bank_Key==8) {  MIDI.sendProgramChange(A008, 1);  Bank = 8;  PATCH = A008;}
    if (Bank_Key==9) {  MIDI.sendProgramChange(A009, 1);  Bank = 9;  PATCH = A009;}
    if (Bank_Key==10) {  MIDI.sendProgramChange(A010, 1);  Bank = 10;  PATCH = A010;}
    if (Bank_Key==11) {  MIDI.sendProgramChange(A011, 1);  Bank = 11;  PATCH = A011;}
    if (Bank_Key==12) {  MIDI.sendProgramChange(A012, 1);  Bank = 12;  PATCH = A012;}
    if (Bank_Key==13) {  MIDI.sendProgramChange(A013, 1);  Bank = 13;  PATCH = A013;}
    if (Bank_Key==14) {  MIDI.sendProgramChange(A014, 1);  Bank = 14;  PATCH = A014;}
    if (Bank_Key==15) {  MIDI.sendProgramChange(A015, 1);  Bank = 15;  PATCH = A015;}
    if (Bank_Key==16) {  MIDI.sendProgramChange(A016, 1);  Bank = 16;  PATCH = A016;}
    if (Bank_Key==17) {  MIDI.sendProgramChange(A017, 1);  Bank = 17;  PATCH = A017;}
    if (Bank_Key==18) {  MIDI.sendProgramChange(A018, 1);  Bank = 18;  PATCH = A018;}
    if (Bank_Key==19) {  MIDI.sendProgramChange(A019, 1);  Bank = 19;  PATCH = A019;}
    if (Bank_Key==20) {  MIDI.sendProgramChange(A020, 1);  Bank = 20; PATCH = A020;}
    if (Bank_Key==21) {  MIDI.sendProgramChange(A21, 1);  Bank = 21; PATCH = A21;}
    if (Bank_Key==22) {  MIDI.sendProgramChange(A22, 1);  Bank = 22; PATCH = A22;}
    if (Bank_Key==23) {  MIDI.sendProgramChange(A23, 1);  Bank = 23; PATCH = A23;}
    if (Bank_Key==24) {  MIDI.sendProgramChange(A24, 1);  Bank = 24; PATCH = A24;}
    if (Bank_Key==25) {  MIDI.sendProgramChange(A25, 1);  Bank = 25; PATCH = A25;}
    if (Bank_Key==26) {  MIDI.sendProgramChange(A26, 1);  Bank = 26; PATCH = A26;}
    if (Bank_Key==27) {  MIDI.sendProgramChange(A27, 1);  Bank = 27; PATCH = A27;}
    if (Bank_Key==28) {  MIDI.sendProgramChange(A28, 1);  Bank = 28; PATCH = A28;}
    if (Bank_Key==29) {  MIDI.sendProgramChange(A29, 1);  Bank = 29; PATCH = A29;}
    if (Bank_Key==30) {  MIDI.sendProgramChange(A30, 1);  Bank = 30; PATCH = A30;}
    if (Bank_Key==31) {  MIDI.sendProgramChange(A31, 1);  Bank = 31; PATCH = A31;}
    if (Bank_Key==32) {  MIDI.sendProgramChange(A32, 1);  Bank = 32; PATCH = A32;}
    if (Bank_Key==33) {  MIDI.sendProgramChange(A33, 1);  Bank = 33; PATCH = A33;}
    if (Bank_Key==34) {  MIDI.sendProgramChange(A34, 1);  Bank = 34; PATCH = A34;}
    if (Bank_Key==35) {  MIDI.sendProgramChange(A35, 1);  Bank = 35; PATCH = A35;}
    if (Bank_Key==36) {  MIDI.sendProgramChange(A36, 1);  Bank = 36; PATCH = A36;}
    if (Bank_Key==37) {  MIDI.sendProgramChange(A37, 1);  Bank = 37; PATCH = A37;}
    if (Bank_Key==38) {  MIDI.sendProgramChange(A38, 1);  Bank = 38; PATCH = A38;}
    if (Bank_Key==39) {  MIDI.sendProgramChange(A39, 1);  Bank = 39; PATCH = A39;}
    if (Bank_Key==40) {  MIDI.sendProgramChange(A40, 1);  Bank = 40; PATCH = A40;}
    if (Bank_Key==41) {  MIDI.sendProgramChange(A41, 1);  Bank = 41; PATCH = A41;}
    if (Bank_Key==42) {  MIDI.sendProgramChange(A42, 1);  Bank = 42; PATCH = A42 ;}
    if (Bank_Key==43) {  MIDI.sendProgramChange(A43, 1);  Bank = 43; PATCH = A43 ;}
    if (Bank_Key==44) {  MIDI.sendProgramChange(A44, 1);  Bank = 44; PATCH = A44 ;}
    if (Bank_Key==45) {  MIDI.sendProgramChange(A45, 1);  Bank = 45; PATCH = A45 ;}
    if (Bank_Key==46) {  MIDI.sendProgramChange(A46, 1);  Bank = 46; PATCH = A46 ;}
    if (Bank_Key==47) {  MIDI.sendProgramChange(A47, 1);  Bank = 47; PATCH = A47 ;}
    if (Bank_Key==48) {  MIDI.sendProgramChange(A48, 1);  Bank = 48; PATCH = A48 ;}
    if (Bank_Key==49) {  MIDI.sendProgramChange(A49, 1);  Bank = 49; PATCH = A49 ;}
    if (Bank_Key==50) {  MIDI.sendProgramChange(A50, 1);  Bank = 50; PATCH = A50 ;}
    if (Bank_Key==51) {  MIDI.sendProgramChange(A51, 1);  Bank = 51; PATCH = A51 ;}
    if (Bank_Key==52) {  MIDI.sendProgramChange(A52, 1);  Bank = 52; PATCH = A51 ;}
    if (Bank_Key==53) {  MIDI.sendProgramChange(A53, 1);  Bank = 53; PATCH = A53 ;}
    if (Bank_Key==54) {  MIDI.sendProgramChange(A54, 1);  Bank = 54; PATCH = A54 ;}
    if (Bank_Key==55) {  MIDI.sendProgramChange(A55, 1);  Bank = 55; PATCH = A55 ;}
    if (Bank_Key==56) {  MIDI.sendProgramChange(A56, 1);  Bank = 56; PATCH = A56 ;}
    if (Bank_Key==57) {  MIDI.sendProgramChange(A57, 1);  Bank = 57; PATCH = A57 ;}
    if (Bank_Key==58) {  MIDI.sendProgramChange(A58, 1);  Bank = 58; PATCH = A58 ;}
    if (Bank_Key==59) {  MIDI.sendProgramChange(A59, 1);  Bank = 59; PATCH = A59 ;}
    if (Bank_Key==60) {  MIDI.sendProgramChange(A60, 1);  Bank = 60; PATCH = A60 ;}
    
    if (Bank_Key==61) {  MIDI.sendProgramChange(A61, 1);  Bank = 61; PATCH = A61;}
     if (Bank_Key==62) {  MIDI.sendProgramChange(A62, 1);  Bank = 62; PATCH = A62;}
      if (Bank_Key==63) {  MIDI.sendProgramChange(A63, 1);  Bank = 63; PATCH = A63;}
       if (Bank_Key==64) {  MIDI.sendProgramChange(A64, 1);  Bank = 64; PATCH = A64;}
        if (Bank_Key==65) {  MIDI.sendProgramChange(A65, 1);  Bank = 65; PATCH = A65;}
         if (Bank_Key==66) {  MIDI.sendProgramChange(A66, 1);  Bank = 66; PATCH = A66; }
          if (Bank_Key==67) {  MIDI.sendProgramChange(A67, 1);  Bank = 67; PATCH = A67;}
           if (Bank_Key==68) {  MIDI.sendProgramChange(A68, 1);  Bank = 68; PATCH = A68;}
            if (Bank_Key==69) {  MIDI.sendProgramChange(A69, 1);  Bank = 69; PATCH = A69;}
             if (Bank_Key==70) {  MIDI.sendProgramChange(A70, 1);  Bank = 70; PATCH = A70;}
              if (Bank_Key==71) {  MIDI.sendProgramChange(A71, 1);  Bank = 71; PATCH = A71;}
               if (Bank_Key==72) {  MIDI.sendProgramChange(A72, 1);  Bank = 72; PATCH = A72;}
                if (Bank_Key==73) {  MIDI.sendProgramChange(A73, 1);  Bank = 73; PATCH = A73;}
                 if (Bank_Key==74) {  MIDI.sendProgramChange(A74, 1);  Bank = 74; PATCH = A74;}
                  if (Bank_Key==75) {  MIDI.sendProgramChange(A75, 1);  Bank = 75; PATCH = A75;}
                   if (Bank_Key==76) {  MIDI.sendProgramChange(A76, 1);  Bank = 76; PATCH = A76;}
                    if (Bank_Key==77) {  MIDI.sendProgramChange(A77, 1);  Bank = 77; PATCH = A77;}
                     if (Bank_Key==78) {  MIDI.sendProgramChange(A78, 1);  Bank = 78; PATCH = A78;}
                      if (Bank_Key==79) {  MIDI.sendProgramChange(A79, 1);  Bank = 79; PATCH = A79;}
                       if (Bank_Key==80) {  MIDI.sendProgramChange(A80, 1);  Bank = 80; PATCH = A80;}
                        if (Bank_Key==81) {  MIDI.sendProgramChange(A81, 1);  Bank = 81; PATCH = A81;}
                         if (Bank_Key==82) {  MIDI.sendProgramChange(A82, 1);  Bank = 82; PATCH = A82;}
                          if (Bank_Key==83) {  MIDI.sendProgramChange(A83, 1);  Bank = 83; PATCH = A83;}  //////////////
                           if (Bank_Key==84) {  MIDI.sendProgramChange(A84, 1);  Bank = 84; PATCH = A84;}
                            if (Bank_Key==85) {  MIDI.sendProgramChange(A85, 1);  Bank = 85; PATCH = A85;}
                             if (Bank_Key==86) {  MIDI.sendProgramChange(A86, 1);  Bank = 86; PATCH = A86;}
                              if (Bank_Key==87) {  MIDI.sendProgramChange(A87, 1);  Bank = 87; PATCH = A87;}
                               if (Bank_Key==88) {  MIDI.sendProgramChange(A88, 1);  Bank = 88; PATCH = A88;}
                                if (Bank_Key==89) {  MIDI.sendProgramChange(A89, 1);  Bank = 89; PATCH = A89;}
                                 if (Bank_Key==90) {  MIDI.sendProgramChange(A90, 1);  Bank = 90; PATCH = A90;}
                                  if (Bank_Key==91) {  MIDI.sendProgramChange(A91, 1);  Bank = 91; PATCH = A91;}
                                   if (Bank_Key==92) {  MIDI.sendProgramChange(A92, 1);  Bank = 92; PATCH = A92;}
                                    if (Bank_Key==93) {  MIDI.sendProgramChange(A93, 1);  Bank = 93; PATCH = A93;}
                                     if (Bank_Key==94) {  MIDI.sendProgramChange(A94, 1);  Bank = 94; PATCH = A94;}
                                      if (Bank_Key==95) {  MIDI.sendProgramChange(A95, 1);  Bank = 95; PATCH = A95;}
                                       if (Bank_Key==96) {  MIDI.sendProgramChange(A96, 1);  Bank = 96; PATCH = A96;}
                                        if (Bank_Key==97) {  MIDI.sendProgramChange(A97, 1);  Bank = 97; PATCH = A97;}
                                         if (Bank_Key==98) {  MIDI.sendProgramChange(A98, 1);  Bank = 98; PATCH = A98;}
                                          if (Bank_Key==99) {  MIDI.sendProgramChange(A99, 1);  Bank = 99; PATCH = A99;}
                                           if (Bank_Key==100) {  MIDI.sendProgramChange(A100, 1);  Bank = 100; PATCH = A100;}
                                            if (Bank_Key==101) {  MIDI.sendProgramChange(A101, 1);  Bank = 101; PATCH = A101;}
                                             if (Bank_Key==102) {  MIDI.sendProgramChange(A102, 1);  Bank = 102; PATCH = A102;}
                                              if (Bank_Key==103) {  MIDI.sendProgramChange(A103, 1);  Bank = 103; PATCH = A103;}
                                               if (Bank_Key==104) {  MIDI.sendProgramChange(A104, 1);  Bank = 104; PATCH = A104;}
                                                if (Bank_Key==105) {  MIDI.sendProgramChange(A105, 1);  Bank = 105; PATCH = A105; }
                                                 if (Bank_Key==106) {  MIDI.sendProgramChange(A106, 1);  Bank = 106; PATCH = A106; }
                                                  if (Bank_Key==107) {  MIDI.sendProgramChange(A107, 1);  Bank = 107; PATCH = A107; }
                                                   if (Bank_Key==108) {  MIDI.sendProgramChange(A108, 1);  Bank = 108; PATCH = A108;}
                                                    if (Bank_Key==109) {  MIDI.sendProgramChange(A109, 1);  Bank = 109; PATCH = A109;}
                                                     if (Bank_Key==110) {  MIDI.sendProgramChange(A110, 1);  Bank = 110; PATCH = A110;}
                                                      if (Bank_Key==111) {  MIDI.sendProgramChange(A111, 1);  Bank = 111; PATCH = A111;}
                                                       if (Bank_Key==112) {  MIDI.sendProgramChange(A112, 1);  Bank = 112; PATCH = A112;}
                                                        if (Bank_Key==113) {  MIDI.sendProgramChange(A113, 1);  Bank = 113; PATCH = A113;}
                                                         if (Bank_Key==114) {  MIDI.sendProgramChange(A114, 1);  Bank = 114; PATCH = A114;}
                                                          if (Bank_Key==115) {  MIDI.sendProgramChange(A115, 1);  Bank = 115; PATCH = A115;}
                                                           if (Bank_Key==116) {  MIDI.sendProgramChange(A116, 1);  Bank = 116; PATCH = A116;}
                                                            if (Bank_Key==117) {  MIDI.sendProgramChange(A117, 1);  Bank = 117; PATCH = A117;}
                                                             if (Bank_Key==118) {  MIDI.sendProgramChange(A118, 1);  Bank = 118; PATCH = A118;}
                                                                if (Bank_Key==119) {  MIDI.sendProgramChange(A119, 1);  Bank = 119; PATCH = A119;}
                                                                  if (Bank_Key ==120) {  MIDI.sendProgramChange(A120, 1);  Bank = 120; PATCH = A120;}
                                                                  if (Bank_Key ==121) {  MIDI.sendProgramChange(A121, 1);  Bank = 121; PATCH = A121;}
                                                                  if (Bank_Key ==122) {  MIDI.sendProgramChange(A122, 1);  Bank = 122; PATCH = A122;}
                                                                  if (Bank_Key ==123) {  MIDI.sendProgramChange(A123, 1);  Bank = 123; PATCH = A123;}
                                                                  if (Bank_Key ==124) {  MIDI.sendProgramChange(A124, 1);  Bank = 124; PATCH = A124;}
                                                                  if (Bank_Key ==125) {  MIDI.sendProgramChange(A125, 1);  Bank = 125; PATCH = A125;}
                                                                  if (Bank_Key ==126) {  MIDI.sendProgramChange(A126, 1);  Bank = 126; PATCH = A126;}
                                                                  if (Bank_Key ==127) {  MIDI.sendProgramChange(A127, 1);  Bank = 127; PATCH = A127;}
                                                                  if (Bank_Key ==128) {  MIDI.sendProgramChange(A128, 1);  Bank = 128; PATCH = A128;}               
                                                                                         }
         void Perform_Mode (int mykey)
         {PATCH = mykey-1;  MIDI.sendProgramChange(PATCH, 1);}                                                                                 
         
          void  Write_Bank () {
                 if (Bank==1) {   EEPROM.write(1, PATCH);  A001 = PATCH;  }
                 if (Bank==2) {   EEPROM.write(2, PATCH);  A002 = PATCH;  }
                 if (Bank==3) {   EEPROM.write(3, PATCH);  A003 = PATCH;  }
                 if (Bank==4) {   EEPROM.write(4, PATCH);  A004 = PATCH;  }
                 if (Bank==5) {   EEPROM.write(5, PATCH);  A005 = PATCH;  }
                 if (Bank==6) {   EEPROM.write(6, PATCH);  A006 = PATCH;  }
                 if (Bank==7) {   EEPROM.write(7, PATCH);  A007 = PATCH;  }
                 if (Bank==8) {   EEPROM.write(8, PATCH);  A008 = PATCH;  }
                 if (Bank==9) {   EEPROM.write(9, PATCH);  A009 = PATCH;  }
                 if (Bank==10) {   EEPROM.write(10, PATCH);  A010 = PATCH;  } // -----
                 if (Bank==11) {   EEPROM.write(11, PATCH);  A011 = PATCH;  }
                 if (Bank==12) {   EEPROM.write(12, PATCH);  A012 = PATCH;  }
                 if (Bank==13) {   EEPROM.write(13, PATCH);  A013 = PATCH;  }
                 if (Bank==14) {   EEPROM.write(14, PATCH);  A014 = PATCH;  }
                 if (Bank==15) {   EEPROM.write(15, PATCH);  A015 = PATCH;  }
                 if (Bank==16) {   EEPROM.write(16, PATCH);  A016 = PATCH;  }
                 if (Bank==17) {   EEPROM.write(17, PATCH);  A017 = PATCH;  }
                 if (Bank==18) {   EEPROM.write(18, PATCH);  A018 = PATCH;  }
                 if (Bank==19) {   EEPROM.write(19, PATCH);  A019 = PATCH;  }
                 if (Bank==20) {   EEPROM.write(20, PATCH);  A020 = PATCH;  }
                 if (Bank==21) {   EEPROM.write(21, PATCH);  A21 = PATCH;  }
                 if (Bank==22) {   EEPROM.write(22, PATCH);  A22 = PATCH;  }
                 if (Bank==23) {   EEPROM.write(23, PATCH);  A23 = PATCH;  }
                 if (Bank==24) {   EEPROM.write(24, PATCH);  A24 = PATCH;  }
                 if (Bank==25) {   EEPROM.write(25, PATCH);  A25 = PATCH;  }
                 if (Bank==26) {   EEPROM.write(26, PATCH);  A26 = PATCH;  }
                 if (Bank==27) {   EEPROM.write(27, PATCH);  A27 = PATCH;  }
                 if (Bank==28) {   EEPROM.write(28, PATCH);  A28 = PATCH;  }
                 if (Bank==29) {   EEPROM.write(29, PATCH);  A29 = PATCH;  }
                 if (Bank==30) {   EEPROM.write(30, PATCH);  A30 = PATCH;  }
                 if (Bank==31) {   EEPROM.write(31, PATCH);  A31 = PATCH;  }
                 if (Bank==32) {   EEPROM.write(32, PATCH);  A32 = PATCH;  }
                 if (Bank==33) {   EEPROM.write(33, PATCH);  A33 = PATCH;  }
                 if (Bank==34) {   EEPROM.write(34, PATCH);  A34 = PATCH;  }
                 if (Bank==35) {   EEPROM.write(35, PATCH);  A35 = PATCH;  }
                 if (Bank==36) {   EEPROM.write(36, PATCH);  A36 = PATCH;  }
                 if (Bank==37) {   EEPROM.write(37, PATCH);  A37 = PATCH;  }
                 if (Bank==38) {   EEPROM.write(38, PATCH);  A38 = PATCH;  }
                 if (Bank==39) {   EEPROM.write(39, PATCH);  A39 = PATCH;  }
                 if (Bank==40) {   EEPROM.write(40, PATCH);  A40 = PATCH;  }
                 if (Bank==41) {   EEPROM.write(41, PATCH);  A41 = PATCH;  }
                 if (Bank==42) {   EEPROM.write(42, PATCH);  A42 = PATCH;  }
                 if (Bank==43) {   EEPROM.write(43, PATCH);  A43 = PATCH;  }
                 if (Bank==44) {   EEPROM.write(44, PATCH);  A44 = PATCH;  }
                 if (Bank==45) {   EEPROM.write(45, PATCH);  A45 = PATCH;  }
                 if (Bank==46) {   EEPROM.write(46, PATCH);  A46 = PATCH;  }
                 if (Bank==47) {   EEPROM.write(47, PATCH);  A47 = PATCH;  }
                 if (Bank==48) {   EEPROM.write(48, PATCH);  A48 = PATCH;  }
                 if (Bank==49) {   EEPROM.write(49, PATCH);  A49 = PATCH;  }
                 if (Bank==50) {   EEPROM.write(50, PATCH);  A50 = PATCH;  }
                 if (Bank==51) {   EEPROM.write(51, PATCH);  A51 = PATCH;  }
                 if (Bank==52) {   EEPROM.write(52, PATCH);  A52 = PATCH;  }
                 if (Bank==53) {   EEPROM.write(53, PATCH);  A53 = PATCH;  }
                 if (Bank==54) {   EEPROM.write(54, PATCH);  A54 = PATCH;  }
                 if (Bank==55) {   EEPROM.write(55, PATCH);  A55 = PATCH;  }
                 if (Bank==56) {   EEPROM.write(56, PATCH);  A56 = PATCH;  }
                 if (Bank==57) {   EEPROM.write(57, PATCH);  A57 = PATCH;  }
                 if (Bank==58) {   EEPROM.write(58, PATCH);  A58 = PATCH;  }
                 if (Bank==59) {   EEPROM.write(59, PATCH);  A59 = PATCH;  }
                 if (Bank==60) {   EEPROM.write(60, PATCH);  A60 = PATCH;  }
             
             if (Bank==61) {   EEPROM.write(61, PATCH);  A61 = PATCH;  }  //write A61 address PATCH_Number  
               if (Bank==62) {   EEPROM.write(62, PATCH);  A62 = PATCH;  }
                 if (Bank==63) {   EEPROM.write(63, PATCH);  A63 = PATCH;  }
                   if (Bank==64) {   EEPROM.write(64, PATCH);  A64 = PATCH;  }
                     if (Bank==65) {   EEPROM.write(65, PATCH);  A65 = PATCH ; }
                       if (Bank==66) {   EEPROM.write(66, PATCH);  A66 = PATCH;  }
                         if (Bank==67) {   EEPROM.write(67, PATCH);  A67 = PATCH;  }
                           if (Bank==68) {   EEPROM.write(68, PATCH);  A68 = PATCH;  }
                             if (Bank==69) {   EEPROM.write(69, PATCH);  A69 = PATCH;  }
                               if (Bank==70) {   EEPROM.write(70, PATCH);  A70 = PATCH;  }
                               if (Bank==71) {   EEPROM.write(71, PATCH);  A71 = PATCH;  }
                               if (Bank==72) {   EEPROM.write(72, PATCH);  A72 = PATCH;  }
                               if (Bank==73) {   EEPROM.write(73, PATCH);  A73 = PATCH;  }
                               if (Bank==74) {   EEPROM.write(74, PATCH);  A74 = PATCH;  }
                               if (Bank==75) {   EEPROM.write(75, PATCH);  A75 = PATCH;  }
                               if (Bank==76) {   EEPROM.write(76, PATCH);  A76 = PATCH;  }
                               if (Bank==77) {   EEPROM.write(77, PATCH);  A77 = PATCH;  }
                               if (Bank==78) {   EEPROM.write(78, PATCH);  A78 = PATCH;  }
                               if (Bank==79) {   EEPROM.write(79, PATCH);  A79 = PATCH;  }
                               if (Bank==80) {   EEPROM.write(80, PATCH);  A80 = PATCH;  }
                               if (Bank==81) {   EEPROM.write(81, PATCH);  A81 = PATCH;  }
                               if (Bank==82) {   EEPROM.write(82, PATCH);  A82 = PATCH;  }
                               if (Bank==83) {   EEPROM.write(83, PATCH);  A83 = PATCH;  }
                               if (Bank==84) {   EEPROM.write(84, PATCH);  A84 = PATCH;  }
                               if (Bank==85) {   EEPROM.write(85, PATCH);  A85 = PATCH;  }
                               if (Bank==86) {   EEPROM.write(86, PATCH);  A86 = PATCH;  }
                               if (Bank==87) {   EEPROM.write(87, PATCH);  A87 = PATCH;  }
                               if (Bank==88) {   EEPROM.write(88, PATCH);  A88 = PATCH;  }
                               if (Bank==89) {   EEPROM.write(89, PATCH);  A89 = PATCH;  }
                               if (Bank==90) {   EEPROM.write(90, PATCH);  A90 = PATCH;  }
                               if (Bank==91) {   EEPROM.write(91, PATCH);  A91 = PATCH;  }
                               if (Bank==92) {   EEPROM.write(92, PATCH);  A92 = PATCH;  }
                               if (Bank==93) {   EEPROM.write(93, PATCH);  A93 = PATCH;  }
                               if (Bank==94) {   EEPROM.write(94, PATCH);  A94 = PATCH;  }
                               if (Bank==95) {   EEPROM.write(95, PATCH);  A95 = PATCH;  }
                               if (Bank==96) {   EEPROM.write(96, PATCH);  A96 = PATCH;  }
                               if (Bank==97) {   EEPROM.write(97, PATCH);  A97 = PATCH;  }
                               if (Bank==98) {   EEPROM.write(98, PATCH);  A98 = PATCH;  }
                               if (Bank==99) {   EEPROM.write(99, PATCH);  A99 = PATCH;  }
                               if (Bank==100) {   EEPROM.write(100, PATCH);  A100 = PATCH;  }
                               if (Bank==101) {   EEPROM.write(101, PATCH);  A101 = PATCH;  }
                               if (Bank==102) {   EEPROM.write(102, PATCH);  A102 = PATCH;  }
                               if (Bank==103) {   EEPROM.write(103, PATCH);  A103 = PATCH;  }
                               if (Bank==104) {   EEPROM.write(104, PATCH);  A104 = PATCH;  }
                               if (Bank==105) {   EEPROM.write(105, PATCH);  A105 = PATCH;  }
                               if (Bank==106) {   EEPROM.write(106, PATCH);  A106 = PATCH;  }
                               if (Bank==107) {   EEPROM.write(107, PATCH);  A107 = PATCH;  }
                               if (Bank==108) {   EEPROM.write(108, PATCH);  A108 = PATCH;  }
                               if (Bank==109) {   EEPROM.write(109, PATCH);  A109 = PATCH;  }
                               if (Bank==110) {   EEPROM.write(110, PATCH);  A110 = PATCH;  }
                                if (Bank==111) {   EEPROM.write(111, PATCH);  A111 = PATCH;  } 
                                if (Bank==112) {   EEPROM.write(112, PATCH);  A112 = PATCH;  } 
                                if (Bank==113) {   EEPROM.write(113, PATCH);  A113 = PATCH;  } 
                                if (Bank==114) {   EEPROM.write(114, PATCH);  A114 = PATCH;  } 
                                if (Bank==115) {   EEPROM.write(115, PATCH);  A115 = PATCH;  } 
                                if (Bank==116) {   EEPROM.write(116, PATCH);  A116 = PATCH;  } 
                                if (Bank==117) {   EEPROM.write(117, PATCH);  A117 = PATCH;  } 
                                if (Bank==118) {   EEPROM.write(118, PATCH);  A118 = PATCH;  } 
                                if (Bank==119) {   EEPROM.write(119, PATCH);  A119 = PATCH;  } 
                                if (Bank==120) {   EEPROM.write(120, PATCH);  A120 = PATCH;  }  
                                Write_Bank_SCN (); 
                                delay(1000);   MAIN_SCN ();                                                                         
           }
           void  Bank_Mode_Released (int Bank_key)   {          
            
           }
            void  Write_Bank_SCN ()  {
   display.clearDisplay();
  display.setTextSize(2);             // Normal 1:1 pixel scale
  display.setTextColor(SSD1306_WHITE);        // Draw white text
  display.setCursor(0,0);             // Start at top-left corner
    display.print("Write Done");
  display.display();
              
            }

and i have this board with running above sketch
Arduino 2560
i tried it again after 1 year .i did nothing to it ,
select board "Arduino Mega or Mega 2560" and hit compile and i got error

Arduino: 1.8.19 (Windows 7), TD: 1.59, Board: "Arduino Mega or Mega 2560, ATmega2560 (Mega 2560)"





















C:\Program Files\Arduino\arduino-builder -dump-prefs -logger=machine -hardware C:\Program Files\Arduino\hardware -hardware C:\Users\acer\AppData\Local\Arduino15\packages -tools C:\Program Files\Arduino\tools-builder -tools C:\Program Files\Arduino\hardware\tools\avr -tools C:\Users\acer\AppData\Local\Arduino15\packages -built-in-libraries C:\Program Files\Arduino\libraries -libraries C:\Users\acer\Documents\Arduino\libraries -fqbn=arduino:avr:mega:cpu=atmega2560 -vid-pid=1A86_7523 -ide-version=10819 -build-path C:\Users\acer\AppData\Local\Temp\arduino_build_125782 -warnings=none -build-cache C:\Users\acer\AppData\Local\Temp\arduino_cache_709087 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\arduinoOTA\1.3.0 -prefs=runtime.tools.arduinoOTA-1.3.0.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\arduinoOTA\1.3.0 -prefs=runtime.tools.avr-gcc.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avr-gcc\7.3.0-atmel3.6.1-arduino7 -prefs=runtime.tools.avr-gcc-7.3.0-atmel3.6.1-arduino7.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avr-gcc\7.3.0-atmel3.6.1-arduino7 -prefs=runtime.tools.avrdude.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avrdude\6.3.0-arduino17 -prefs=runtime.tools.avrdude-6.3.0-arduino17.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avrdude\6.3.0-arduino17 -verbose C:\Users\acer\Documents\Arduino\2560_Midi_RadioHead\2560_Midi_RadioHead.ino

C:\Program Files\Arduino\arduino-builder -compile -logger=machine -hardware C:\Program Files\Arduino\hardware -hardware C:\Users\acer\AppData\Local\Arduino15\packages -tools C:\Program Files\Arduino\tools-builder -tools C:\Program Files\Arduino\hardware\tools\avr -tools C:\Users\acer\AppData\Local\Arduino15\packages -built-in-libraries C:\Program Files\Arduino\libraries -libraries C:\Users\acer\Documents\Arduino\libraries -fqbn=arduino:avr:mega:cpu=atmega2560 -vid-pid=1A86_7523 -ide-version=10819 -build-path C:\Users\acer\AppData\Local\Temp\arduino_build_125782 -warnings=none -build-cache C:\Users\acer\AppData\Local\Temp\arduino_cache_709087 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\arduinoOTA\1.3.0 -prefs=runtime.tools.arduinoOTA-1.3.0.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\arduinoOTA\1.3.0 -prefs=runtime.tools.avr-gcc.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avr-gcc\7.3.0-atmel3.6.1-arduino7 -prefs=runtime.tools.avr-gcc-7.3.0-atmel3.6.1-arduino7.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avr-gcc\7.3.0-atmel3.6.1-arduino7 -prefs=runtime.tools.avrdude.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avrdude\6.3.0-arduino17 -prefs=runtime.tools.avrdude-6.3.0-arduino17.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avrdude\6.3.0-arduino17 -verbose C:\Users\acer\Documents\Arduino\2560_Midi_RadioHead\2560_Midi_RadioHead.ino

Using board 'mega' from platform in folder: C:\Users\acer\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6

Using core 'arduino' from platform in folder: C:\Users\acer\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6

Detecting libraries used...

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp" -o nul

Alternatives for RH_ASK.h: [RadioHead]

ResolveLibrary(RH_ASK.h)

  -> candidates: [RadioHead]

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\RadioHead" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp" -o nul

Alternatives for SPI.h: [SPI@1.0]

ResolveLibrary(SPI.h)

  -> candidates: [SPI@1.0]

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\RadioHead" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\SPI\\src" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp" -o nul

Alternatives for MIDI.h: [MIDI_Library-5.0.2@5.0.2]

ResolveLibrary(MIDI.h)

  -> candidates: [MIDI_Library-5.0.2@5.0.2]

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\RadioHead" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\SPI\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\MIDI_Library-5.0.2\\src" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp" -o nul

Alternatives for Keypad.h: [Keypad-3.1.1@3.1.1]

ResolveLibrary(Keypad.h)

  -> candidates: [Keypad-3.1.1@3.1.1]

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\RadioHead" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\SPI\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\MIDI_Library-5.0.2\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Keypad-3.1.1\\src" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp" -o nul

Alternatives for Wire.h: [Wire@1.0]

ResolveLibrary(Wire.h)

  -> candidates: [Wire@1.0]

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\RadioHead" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\SPI\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\MIDI_Library-5.0.2\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Keypad-3.1.1\\src" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\Wire\\src" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp" -o nul

Alternatives for Adafruit_GFX.h: [Adafruit_GFX_Library@1.7.5]

ResolveLibrary(Adafruit_GFX.h)

  -> candidates: [Adafruit_GFX_Library@1.7.5]

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\RadioHead" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\SPI\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\MIDI_Library-5.0.2\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Keypad-3.1.1\\src" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\Wire\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Adafruit_GFX_Library" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp" -o nul

Alternatives for Adafruit_SSD1306.h: [Adafruit_SSD1306@2.5.7]

ResolveLibrary(Adafruit_SSD1306.h)

  -> candidates: [Adafruit_SSD1306@2.5.7]

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\RadioHead" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\SPI\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\MIDI_Library-5.0.2\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Keypad-3.1.1\\src" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\Wire\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Adafruit_GFX_Library" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Adafruit_SSD1306" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp" -o nul

Alternatives for EEPROM.h: [EEPROM@2.0]

ResolveLibrary(EEPROM.h)

  -> candidates: [EEPROM@2.0]

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\RadioHead" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\SPI\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\MIDI_Library-5.0.2\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Keypad-3.1.1\\src" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\Wire\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Adafruit_GFX_Library" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Adafruit_SSD1306" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\EEPROM\\src" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp" -o nul

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHCRC.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHDatagram.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHEncryptedDriver.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHGenericDriver.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHGenericSPI.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHHardwareSPI.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHMesh.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHNRFSPIDriver.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHReliableDatagram.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHRouter.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHSPIDriver.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RHSoftwareSPI.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_ASK.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_CC110.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_E32.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_MRF89.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_NRF24.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_NRF51.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_NRF905.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_RF22.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_RF24.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_RF69.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_RF95.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_Serial.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\RadioHead\RH_TCP.cpp

Using cached library dependencies for file: C:\Users\acer\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\libraries\SPI\src\SPI.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\MIDI_Library-5.0.2\src\MIDI.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\Keypad-3.1.1\src\Key.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\Keypad-3.1.1\src\Keypad.cpp

Using cached library dependencies for file: C:\Users\acer\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\libraries\Wire\src\Wire.cpp

Using cached library dependencies for file: C:\Users\acer\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\libraries\Wire\src\utility\twi.c

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\Adafruit_GFX_Library\Adafruit_GFX.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\Adafruit_GFX_Library\Adafruit_SPITFT.cpp

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\Adafruit_GFX_Library\glcdfont.c

Using cached library dependencies for file: C:\Users\acer\Documents\Arduino\libraries\Adafruit_SSD1306\Adafruit_SSD1306.cpp

Generating function prototypes...

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\RadioHead" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\SPI\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\MIDI_Library-5.0.2\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Keypad-3.1.1\\src" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\Wire\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Adafruit_GFX_Library" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Adafruit_SSD1306" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\EEPROM\\src" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\preproc\\ctags_target_for_gcc_minus_e.cpp"

"C:\\Program Files\\Arduino\\tools-builder\\ctags\\5.8-arduino11/ctags" -u --language-force=c++ -f - --c++-kinds=svpf --fields=KSTtzns --line-directives "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\preproc\\ctags_target_for_gcc_minus_e.cpp"

Compiling sketch...

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\RadioHead" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\SPI\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\MIDI_Library-5.0.2\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Keypad-3.1.1\\src" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\Wire\\src" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Adafruit_GFX_Library" "-IC:\\Users\\acer\\Documents\\Arduino\\libraries\\Adafruit_SSD1306" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries\\EEPROM\\src" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp.o"

Compiling libraries...

Compiling library "RadioHead"

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHCRC.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHGenericDriver.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHEncryptedDriver.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHHardwareSPI.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHGenericSPI.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHNRFSPIDriver.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHMesh.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHDatagram.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHRouter.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHSPIDriver.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHReliableDatagram.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RHSoftwareSPI.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_E32.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_ASK.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_CC110.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_MRF89.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_NRF24.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_RF22.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_RF24.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_NRF51.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_RF69.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_NRF905.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_RF95.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_TCP.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_Serial.cpp.o

Compiling library "SPI"

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\SPI\SPI.cpp.o

Compiling library "MIDI_Library-5.0.2"

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\MIDI_Library-5.0.2\MIDI.cpp.o

Compiling library "Keypad-3.1.1"

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\Keypad-3.1.1\Key.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\Keypad-3.1.1\Keypad.cpp.o

Compiling library "Wire"

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\Wire\Wire.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\Wire\utility\twi.c.o

Compiling library "Adafruit_GFX_Library"

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\Adafruit_GFX_Library\glcdfont.c.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\Adafruit_GFX_Library\Adafruit_SPITFT.cpp.o

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\Adafruit_GFX_Library\Adafruit_GFX.cpp.o

Compiling library "Adafruit_SSD1306"

Using previously compiled file: C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\Adafruit_SSD1306\Adafruit_SSD1306.cpp.o

Compiling library "EEPROM"

Compiling core...

Using precompiled core: C:\Users\acer\AppData\Local\Temp\arduino_cache_709087\core\core_arduino_avr_mega_cpu_atmega2560_e096d7f2de0ee363dcb84f01ce7a5463.a

Linking everything together...

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc" -w -Os -g -flto -fuse-linker-plugin -Wl,--gc-sections -mmcu=atmega2560 -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782/2560_Midi_RadioHead.ino.elf" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\sketch\\2560_Midi_RadioHead.ino.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHCRC.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHDatagram.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHEncryptedDriver.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHGenericDriver.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHGenericSPI.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHHardwareSPI.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHMesh.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHNRFSPIDriver.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHReliableDatagram.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHRouter.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHSPIDriver.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RHSoftwareSPI.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_ASK.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_CC110.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_E32.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_MRF89.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_NRF24.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_NRF51.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_NRF905.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_RF22.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_RF24.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_RF69.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_RF95.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_Serial.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\RadioHead\\RH_TCP.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\SPI\\SPI.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\MIDI_Library-5.0.2\\MIDI.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\Keypad-3.1.1\\Key.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\Keypad-3.1.1\\Keypad.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\Wire\\Wire.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\Wire\\utility\\twi.c.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\Adafruit_GFX_Library\\glcdfont.c.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\Adafruit_GFX_Library\\Adafruit_GFX.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\Adafruit_GFX_Library\\Adafruit_SPITFT.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782\\libraries\\Adafruit_SSD1306\\Adafruit_SSD1306.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782/..\\arduino_cache_709087\\core\\core_arduino_avr_mega_cpu_atmega2560_e096d7f2de0ee363dcb84f01ce7a5463.a" "-LC:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_125782" -lm

`__vector_1' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of WInterrupts.c.o (symbol from plugin)

`__vector_2' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of WInterrupts.c.o (symbol from plugin)

`__vector_3' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of WInterrupts.c.o (symbol from plugin)

`__vector_4' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of WInterrupts.c.o (symbol from plugin)

`__vector_5' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of WInterrupts.c.o (symbol from plugin)

`__vector_6' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of WInterrupts.c.o (symbol from plugin)

`__vector_7' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of WInterrupts.c.o (symbol from plugin)

`__vector_8' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of WInterrupts.c.o (symbol from plugin)

`__vector_17' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\RadioHead\RH_ASK.cpp.o (symbol from plugin)

`__vector_23' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of wiring.c.o (symbol from plugin)

`__vector_25' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of HardwareSerial0.cpp.o (symbol from plugin)

`__vector_26' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of HardwareSerial0.cpp.o (symbol from plugin)

`__vector_39' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of C:\Users\acer\AppData\Local\Temp\arduino_build_125782\libraries\Wire\utility\twi.c.o (symbol from plugin)

c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o:(.init9+0x0): undefined reference to `main'

collect2.exe: error: ld returned 1 exit status

Using library RadioHead in folder: C:\Users\acer\Documents\Arduino\libraries\RadioHead (legacy)

Using library SPI at version 1.0 in folder: C:\Users\acer\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\libraries\SPI 

Using library MIDI_Library-5.0.2 at version 5.0.2 in folder: C:\Users\acer\Documents\Arduino\libraries\MIDI_Library-5.0.2 

Using library Keypad-3.1.1 at version 3.1.1 in folder: C:\Users\acer\Documents\Arduino\libraries\Keypad-3.1.1 

Using library Wire at version 1.0 in folder: C:\Users\acer\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\libraries\Wire 

Using library Adafruit_GFX_Library at version 1.7.5 in folder: C:\Users\acer\Documents\Arduino\libraries\Adafruit_GFX_Library 

Using library Adafruit_SSD1306 at version 2.5.7 in folder: C:\Users\acer\Documents\Arduino\libraries\Adafruit_SSD1306 

Using library EEPROM at version 2.0 in folder: C:\Users\acer\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\libraries\EEPROM 

exit status 1

Error compiling for board Arduino Mega or Mega 2560.

could you please tell me , what i am missing ??????

It compiled for me, but definitely not cleanly. You really ought to turn your compile warning level to ALL and fix some things. And fix your formatting too, please. It's a mess.

arduino-cli compile -b arduino:avr:mega:cpu=atmega2560 --warnings all --output-dir ~/tmp --no-color (in directory: /home/me/Documents/sketchbook/Mega/test)
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '128' from 'int' to 'char' inside { } [-Wnarrowing]
 };
 ^
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '129' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '130' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '131' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '132' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '133' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '134' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '135' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '136' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '137' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '138' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '139' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '140' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '141' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '142' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '143' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '144' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '145' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '146' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '147' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '148' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '149' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '150' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '151' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '152' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '153' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '154' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '155' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '156' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '157' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '158' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '159' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino:67:1: warning: narrowing conversion of '160' from 'int' to 'char' inside { } [-Wnarrowing]
/home/me/Documents/sketchbook/Mega/test/test.ino: In function 'void setup()':
/home/me/Documents/sketchbook/Mega/test/test.ino:120:5: warning: unused variable 'data' [-Wunused-variable]
 int data = 1;
     ^~~~
/home/me/Documents/sketchbook/Mega/test/test.ino: In function 'void loop()':
/home/me/Documents/sketchbook/Mega/test/test.ino:207:24: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
                 switch (kpd.key[i].kstate) {
                        ^
/home/me/Documents/sketchbook/Mega/test/test.ino:207:24: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:219:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:219:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:219:23: warning: enumeration value 'RELEASED' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:226:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:236:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:246:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:246:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:259:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:259:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:259:23: warning: enumeration value 'RELEASED' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:268:61: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                     TRANS_KEY--;   MAIN_SCN ();      data = 31;
                                                             ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:266:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:266:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:266:23: warning: enumeration value 'RELEASED' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:273:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:273:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:273:23: warning: enumeration value 'RELEASED' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:283:29: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                      data = 11;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                             ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:286:24: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                 data = 13;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                        ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:289:24: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                 data = 12;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                        ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:281:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:296:23: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                data = 21;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                       ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:299:23: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                data = 23;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                       ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:302:23: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                data = 22;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                       ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:294:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:309:43: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
               if (D_Status==0)  {  data = 31;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); Last_Gear = 31;}
                                           ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:310:43: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
               if (D_Status==1)  {  data = 10;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); } // Speeed  full
                                           ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:317:45: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                 if (D_Status==0)  {  data = 32;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();   }
                                             ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:318:43: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
               if (D_Status==1)  {  data = 5;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); } // Speed  LOW
                                           ^
/home/me/Documents/sketchbook/Mega/test/test.ino:307:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:326:43: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
               if (C_Status==0)  {  data = 41;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); Last_Gear = 41;}
                                           ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:327:43: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
               if (C_Status==1)  {  data = 10;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); } // Speeed  full
                                           ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:334:47: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                   if (C_Status==0)  {  data = 42;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();   }
                                               ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:335:43: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
               if (C_Status==1)  {  data = 5;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); } // Speed  LOW
                                           ^
/home/me/Documents/sketchbook/Mega/test/test.ino:324:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:343:22: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
               data = 11;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                      ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:346:23: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                data = 13;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                       ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:349:24: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                 data = 12;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                        ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:341:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:356:23: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                data = 21;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                       ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:359:23: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                data = 23;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                       ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:362:25: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                  data = 22;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                         ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:354:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:369:25: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                  data = 31;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent(); Last_Gear = 31;
                         ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:372:23: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                data = 33;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                       ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:375:20: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
             data = 32;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                    ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:367:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:382:22: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
               data = 41;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();  Last_Gear = 41;
                      ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:385:23: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                data = 43;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                       ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:388:24: warning: invalid conversion from 'int' to 'char*' [-fpermissive]
                 data = 42;   driver.send((uint8_t *)&data, sizeof(data));    driver.waitPacketSent();
                        ^~
/home/me/Documents/sketchbook/Mega/test/test.ino:380:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:393:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:393:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:393:23: warning: enumeration value 'RELEASED' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:402:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:402:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:402:23: warning: enumeration value 'RELEASED' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:411:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:411:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:411:23: warning: enumeration value 'RELEASED' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:416:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:416:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:416:23: warning: enumeration value 'RELEASED' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:421:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:421:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:421:23: warning: enumeration value 'RELEASED' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:427:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:427:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:427:23: warning: enumeration value 'RELEASED' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:433:23: warning: enumeration value 'IDLE' not handled in switch [-Wswitch]
             {  switch (kpd.key[i].kstate) {
                       ^
/home/me/Documents/sketchbook/Mega/test/test.ino:433:23: warning: enumeration value 'HOLD' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:433:23: warning: enumeration value 'RELEASED' not handled in switch [-Wswitch]
/home/me/Documents/sketchbook/Mega/test/test.ino:482:72: warning: narrowing conversion of '(TRANS_KEY + 64)' from 'int' to 'byte {aka unsigned char}' inside { } [-Wnarrowing]
          byte sysexArray[8] = {0xF0,0x7F,0x7F,0x04,0x04,0x00,(TRANS_KEY+64),0xF7};
                                                              ~~~~~~~~~~^~~~
/home/me/Documents/sketchbook/Mega/test/test.ino: In function 'void Bank_Mode_Released(int)':
/home/me/Documents/sketchbook/Mega/test/test.ino:822:42: warning: unused parameter 'Bank_key' [-Wunused-parameter]
            void  Bank_Mode_Released (int Bank_key)   {
                                          ^~~~~~~~
Sketch uses 40572 bytes (15%) of program storage space. Maximum is 253952 bytes.
Global variables use 1817 bytes (22%) of dynamic memory, leaving 6375 bytes for local variables. Maximum is 8192 bytes.
Compilation finished successfully.

Your installed board support package for the Mega2560 might not be compatible with your sketch. This can happen with "older" (or newer) sketch running on "newer" (or older) board support package. The error is pointing to "undefined use of main()" in a mega2560 file .

My sketch is same, what I have already uploaded to board with same board settings. That is working.
Have i lost any urgent files ??
What should I do next to fix it ??

sketch is same

Understood.

Is your IDE also not changed? or did you update the IDE (1.8 to 2.x) or the IDE Board Manager for Mega2560 recently?

@charnjit

If you use arrays for the series of "Axx" variables, you could make this (original code)...

int A001 = 0, A002 = 0, A003 = 0, A004 = 0, A005 = 0, A006 = 0, A007 = 0, A008 = 0, A009 = 0, A010 = 0;
int A011 = 0, A012 = 0, A013 = 0, A014 = 0, A015 = 0, A016 = 0, A017 = 0, A018 = 0, A019 = 0, A020 = 0;
int A21 = 0, A22 = 0, A23 = 0, A24 = 0, A25 = 0, A26 = 0, A27 = 0, A28 = 0, A29 = 0, A30 = 0;
int A31 = 0, A32 = 0, A33 = 0, A34 = 0, A35 = 0, A36 = 0, A37 = 0, A38 = 0, A39 = 0, A40 = 0;
int A41 = 0, A42 = 0, A43 = 0, A44 = 0, A45 = 0, A46 = 0, A47 = 0, A48 = 0, A49 = 0, A50 = 0;
int A51 = 0, A52 = 0, A53 = 0, A54 = 0, A55 = 0, A56 = 0, A57 = 0, A58 = 0, A59 = 0, A60 = 0;

int A61 = 0, A62 = 0, A63 = 0, A64 = 0, A65 = 0, A66 = 0, A67 = 0, A68 = 0, A69 = 0, A70 = 0;
int A71 = 0, A72 = 0, A73 = 0, A74 = 0, A75 = 0, A76 = 0, A77 = 0, A78 = 0, A79 = 0, A80 = 0;
int A81 = 0, A82 = 0, A83 = 0, A84 = 0, A85 = 0, A86 = 0, A87 = 0, A88 = 0, A89 = 0, A90 = 0;
int A91 = 0, A92 = 0, A93 = 0, A94 = 0, A95 = 0, A96 = 0, A97 = 0, A98 = 0, A99 = 0, A100 = 0;
int A101 = 0, A102 = 0, A103 = 0, A104 = 0, A105 = 0, A106 = 0, A107 = 0, A108 = 0, A109 = 0, A110 = 0;
int A111 = 0, A112 = 0, A113 = 0, A114 = 0, A115 = 0, A116 = 0, A117 = 0, A118 = 0, A119 = 0, A120 = 0;
int A121 = 0, A122 = 0, A123 = 0, A124 = 0, A125 = 0, A126 = 0, A127 = 0, A128 = 0;

... look like this (array code)...

for (int i = 1; i < 128 + 1; i++) {
  A[i] = 0;
}

... and this (original code)...

  A001 = EEPROM.read(1);  A002 = EEPROM.read(2); A003 = EEPROM.read(3); A004 = EEPROM.read(4); A005 = EEPROM.read(5);
  A006 = EEPROM.read(6);  A007 = EEPROM.read(7); A008 = EEPROM.read(8); A009 = EEPROM.read(9); A010 = EEPROM.read(10); //-------------
  A011 = EEPROM.read(11);  A012 = EEPROM.read(12); A013 = EEPROM.read(13); A014 = EEPROM.read(14); A015 = EEPROM.read(15);
  A016 = EEPROM.read(16);  A017 = EEPROM.read(17); A018 = EEPROM.read(18); A019 = EEPROM.read(19); A020 = EEPROM.read(20); //-------------
  A21 = EEPROM.read(21);  A22 = EEPROM.read(22); A23 = EEPROM.read(23); A24 = EEPROM.read(24); A25 = EEPROM.read(25);
  A26 = EEPROM.read(26);  A27 = EEPROM.read(27); A28 = EEPROM.read(28); A29 = EEPROM.read(29); A30 = EEPROM.read(30); //-------------
  A31 = EEPROM.read(31);  A32 = EEPROM.read(32); A33 = EEPROM.read(33); A34 = EEPROM.read(34); A35 = EEPROM.read(35);
  A36 = EEPROM.read(36);  A37 = EEPROM.read(37); A38 = EEPROM.read(38); A39 = EEPROM.read(39); A40 = EEPROM.read(40); //-------------
  A41 = EEPROM.read(41);  A42 = EEPROM.read(42); A43 = EEPROM.read(43); A44 = EEPROM.read(44); A45 = EEPROM.read(45);
  A46 = EEPROM.read(46);  A47 = EEPROM.read(47); A48 = EEPROM.read(48); A49 = EEPROM.read(49); A50 = EEPROM.read(50); //-------------
  A51 = EEPROM.read(51);  A52 = EEPROM.read(52); A53 = EEPROM.read(53); A54 = EEPROM.read(54); A55 = EEPROM.read(55);
  A56 = EEPROM.read(56);  A57 = EEPROM.read(57); A58 = EEPROM.read(58); A59 = EEPROM.read(59); A60 = EEPROM.read(60); //-------------
  // -----------------------------------------------------------------------------------------------------------------------------
  A61 = EEPROM.read(61);  A62 = EEPROM.read(62); A63 = EEPROM.read(63); A64 = EEPROM.read(64); A65 = EEPROM.read(65);
  A66 = EEPROM.read(66);  A67 = EEPROM.read(67); A68 = EEPROM.read(68); A69 = EEPROM.read(69); A70 = EEPROM.read(70); //-------------
  A71 = EEPROM.read(71);  A72 = EEPROM.read(72); A73 = EEPROM.read(73); A74 = EEPROM.read(74); A75 = EEPROM.read(75);
  A76 = EEPROM.read(76);  A77 = EEPROM.read(77); A78 = EEPROM.read(78); A79 = EEPROM.read(79); A80 = EEPROM.read(80); //-------------
  A81 = EEPROM.read(81);  A82 = EEPROM.read(82); A83 = EEPROM.read(83); A84 = EEPROM.read(84); A85 = EEPROM.read(85);
  A86 = EEPROM.read(86);  A87 = EEPROM.read(87); A88 = EEPROM.read(88); A89 = EEPROM.read(89); A90 = EEPROM.read(90); //-------------
  A91 = EEPROM.read(91);  A92 = EEPROM.read(92); A93 = EEPROM.read(93); A94 = EEPROM.read(94); A95 = EEPROM.read(95);
  A96 = EEPROM.read(96);  A97 = EEPROM.read(97); A98 = EEPROM.read(98); A99 = EEPROM.read(99); A100 = EEPROM.read(100); //-------------
  A101 = EEPROM.read(101);  A102 = EEPROM.read(102); A103 = EEPROM.read(103); A104 = EEPROM.read(104); A105 = EEPROM.read(105);
  A106 = EEPROM.read(106);  A107 = EEPROM.read(107); A108 = EEPROM.read(108); A109 = EEPROM.read(109); A110 = EEPROM.read(110); //-------------
  A111 = EEPROM.read(111);  A112 = EEPROM.read(112); A113 = EEPROM.read(113); A114 = EEPROM.read(114); A115 = EEPROM.read(115);
  A116 = EEPROM.read(116);  A117 = EEPROM.read(117); A118 = EEPROM.read(118); A119 = EEPROM.read(119); A120 = EEPROM.read(120); //-------------
  A121 = EEPROM.read(121);  A122 = EEPROM.read(122);  A123 = EEPROM.read(123);  A124 = EEPROM.read(124);  A125 = EEPROM.read(125);
  A126 = EEPROM.read(126);  A127 = EEPROM.read(127);  A128 = EEPROM.read(128);

... look like this (EEPROM.read array code)...

for (int i = 1; i < 128 + 1; i++) {
  A[i] = EEPROM.read(i);
}

... and this other (original BankMode code)...

  if (Bank_Key == 1) { MIDI.sendProgramChange(A001, 1); Bank = 1; PATCH = A001; }
  if (Bank_Key == 2) { MIDI.sendProgramChange(A002, 1); Bank = 2; PATCH = A002; }
  if (Bank_Key == 3) { MIDI.sendProgramChange(A003, 1); Bank = 3; PATCH = A003; }
  if (Bank_Key == 4) { MIDI.sendProgramChange(A004, 1); Bank = 4; PATCH = A004; }
  if (Bank_Key == 5) { MIDI.sendProgramChange(A005, 1); Bank = 5; PATCH = A005; }
  if (Bank_Key == 6) { MIDI.sendProgramChange(A006, 1); Bank = 6; PATCH = A006; }
  if (Bank_Key == 7) { MIDI.sendProgramChange(A007, 1); Bank = 7; PATCH = A007; }
  if (Bank_Key == 8) { MIDI.sendProgramChange(A008, 1); Bank = 8; PATCH = A008; }
  if (Bank_Key == 9) { MIDI.sendProgramChange(A009, 1); Bank = 9; PATCH = A009; }
  if (Bank_Key == 10) { MIDI.sendProgramChange(A010, 1); Bank = 10; PATCH = A010; }
  if (Bank_Key == 11) { MIDI.sendProgramChange(A011, 1); Bank = 11; PATCH = A011; }
  if (Bank_Key == 12) { MIDI.sendProgramChange(A012, 1); Bank = 12; PATCH = A012; }
  if (Bank_Key == 13) { MIDI.sendProgramChange(A013, 1); Bank = 13; PATCH = A013; }
  if (Bank_Key == 14) { MIDI.sendProgramChange(A014, 1); Bank = 14; PATCH = A014; }
  if (Bank_Key == 15) { MIDI.sendProgramChange(A015, 1); Bank = 15; PATCH = A015; }
  if (Bank_Key == 16) { MIDI.sendProgramChange(A016, 1); Bank = 16; PATCH = A016; }
  if (Bank_Key == 17) { MIDI.sendProgramChange(A017, 1); Bank = 17; PATCH = A017; }
  if (Bank_Key == 18) { MIDI.sendProgramChange(A018, 1); Bank = 18; PATCH = A018; }
  if (Bank_Key == 19) { MIDI.sendProgramChange(A019, 1); Bank = 19; PATCH = A019; }
  if (Bank_Key == 20) { MIDI.sendProgramChange(A020, 1); Bank = 20; PATCH = A020; }
  if (Bank_Key == 21) { MIDI.sendProgramChange(A21, 1); Bank = 21; PATCH = A21; }
  if (Bank_Key == 22) { MIDI.sendProgramChange(A22, 1); Bank = 22; PATCH = A22; }
  if (Bank_Key == 23) { MIDI.sendProgramChange(A23, 1); Bank = 23; PATCH = A23; }
  if (Bank_Key == 24) { MIDI.sendProgramChange(A24, 1); Bank = 24; PATCH = A24; }
  if (Bank_Key == 25) { MIDI.sendProgramChange(A25, 1); Bank = 25; PATCH = A25; }
  if (Bank_Key == 26) { MIDI.sendProgramChange(A26, 1); Bank = 26; PATCH = A26; }
  if (Bank_Key == 27) { MIDI.sendProgramChange(A27, 1); Bank = 27; PATCH = A27; }
  if (Bank_Key == 28) { MIDI.sendProgramChange(A28, 1); Bank = 28; PATCH = A28; }
  if (Bank_Key == 29) { MIDI.sendProgramChange(A29, 1); Bank = 29; PATCH = A29; }
  if (Bank_Key == 30) { MIDI.sendProgramChange(A30, 1); Bank = 30; PATCH = A30; }
  if (Bank_Key == 31) { MIDI.sendProgramChange(A31, 1); Bank = 31; PATCH = A31; }
  if (Bank_Key == 32) { MIDI.sendProgramChange(A32, 1); Bank = 32; PATCH = A32; }
  if (Bank_Key == 33) { MIDI.sendProgramChange(A33, 1); Bank = 33; PATCH = A33; }
  if (Bank_Key == 34) { MIDI.sendProgramChange(A34, 1); Bank = 34; PATCH = A34; }
  if (Bank_Key == 35) { MIDI.sendProgramChange(A35, 1); Bank = 35; PATCH = A35; }
  if (Bank_Key == 36) { MIDI.sendProgramChange(A36, 1); Bank = 36; PATCH = A36; }
  if (Bank_Key == 37) { MIDI.sendProgramChange(A37, 1); Bank = 37; PATCH = A37; }
  if (Bank_Key == 38) { MIDI.sendProgramChange(A38, 1); Bank = 38; PATCH = A38; }
  if (Bank_Key == 39) { MIDI.sendProgramChange(A39, 1); Bank = 39; PATCH = A39; }
  if (Bank_Key == 40) { MIDI.sendProgramChange(A40, 1); Bank = 40; PATCH = A40; }
  if (Bank_Key == 41) { MIDI.sendProgramChange(A41, 1); Bank = 41; PATCH = A41; }
  if (Bank_Key == 42) { MIDI.sendProgramChange(A42, 1); Bank = 42; PATCH = A42; }
  if (Bank_Key == 43) { MIDI.sendProgramChange(A43, 1); Bank = 43; PATCH = A43; }
  if (Bank_Key == 44) { MIDI.sendProgramChange(A44, 1); Bank = 44; PATCH = A44; }
  if (Bank_Key == 45) { MIDI.sendProgramChange(A45, 1); Bank = 45; PATCH = A45; }
  if (Bank_Key == 46) { MIDI.sendProgramChange(A46, 1); Bank = 46; PATCH = A46; }
  if (Bank_Key == 47) { MIDI.sendProgramChange(A47, 1); Bank = 47; PATCH = A47; }
  if (Bank_Key == 48) { MIDI.sendProgramChange(A48, 1); Bank = 48; PATCH = A48; }
  if (Bank_Key == 49) { MIDI.sendProgramChange(A49, 1); Bank = 49; PATCH = A49; }
  if (Bank_Key == 50) { MIDI.sendProgramChange(A50, 1); Bank = 50; PATCH = A50; }
  if (Bank_Key == 51) { MIDI.sendProgramChange(A51, 1); Bank = 51; PATCH = A51; }
  if (Bank_Key == 52) { MIDI.sendProgramChange(A52, 1); Bank = 52; PATCH = A51; }
  if (Bank_Key == 53) { MIDI.sendProgramChange(A53, 1); Bank = 53; PATCH = A53; }
  if (Bank_Key == 54) { MIDI.sendProgramChange(A54, 1); Bank = 54; PATCH = A54; }
  if (Bank_Key == 55) { MIDI.sendProgramChange(A55, 1); Bank = 55; PATCH = A55; }
  if (Bank_Key == 56) { MIDI.sendProgramChange(A56, 1); Bank = 56; PATCH = A56; }
  if (Bank_Key == 57) { MIDI.sendProgramChange(A57, 1); Bank = 57; PATCH = A57; }
  if (Bank_Key == 58) { MIDI.sendProgramChange(A58, 1); Bank = 58; PATCH = A58; }
  if (Bank_Key == 59) { MIDI.sendProgramChange(A59, 1); Bank = 59; PATCH = A59; }
  if (Bank_Key == 60) { MIDI.sendProgramChange(A60, 1); Bank = 60; PATCH = A60; }
  if (Bank_Key == 61) { MIDI.sendProgramChange(A61, 1); Bank = 61; PATCH = A61; }
  if (Bank_Key == 62) { MIDI.sendProgramChange(A62, 1); Bank = 62; PATCH = A62; }
  if (Bank_Key == 63) { MIDI.sendProgramChange(A63, 1); Bank = 63; PATCH = A63; }
  if (Bank_Key == 64) { MIDI.sendProgramChange(A64, 1); Bank = 64; PATCH = A64; }
  if (Bank_Key == 65) { MIDI.sendProgramChange(A65, 1); Bank = 65; PATCH = A65; }
  if (Bank_Key == 66) { MIDI.sendProgramChange(A66, 1); Bank = 66; PATCH = A66; }
  if (Bank_Key == 67) { MIDI.sendProgramChange(A67, 1); Bank = 67; PATCH = A67; }
  if (Bank_Key == 68) { MIDI.sendProgramChange(A68, 1); Bank = 68; PATCH = A68; }
  if (Bank_Key == 69) { MIDI.sendProgramChange(A69, 1); Bank = 69; PATCH = A69; }
  if (Bank_Key == 70) { MIDI.sendProgramChange(A70, 1); Bank = 70; PATCH = A70; }
  if (Bank_Key == 71) { MIDI.sendProgramChange(A71, 1); Bank = 71; PATCH = A71; }
  if (Bank_Key == 72) { MIDI.sendProgramChange(A72, 1); Bank = 72; PATCH = A72; }
  if (Bank_Key == 73) { MIDI.sendProgramChange(A73, 1); Bank = 73; PATCH = A73; }
  if (Bank_Key == 74) { MIDI.sendProgramChange(A74, 1); Bank = 74; PATCH = A74; }
  if (Bank_Key == 75) { MIDI.sendProgramChange(A75, 1); Bank = 75; PATCH = A75; }
  if (Bank_Key == 76) { MIDI.sendProgramChange(A76, 1); Bank = 76; PATCH = A76; }
  if (Bank_Key == 77) { MIDI.sendProgramChange(A77, 1); Bank = 77; PATCH = A77; }
  if (Bank_Key == 78) { MIDI.sendProgramChange(A78, 1); Bank = 78; PATCH = A78; }
  if (Bank_Key == 79) { MIDI.sendProgramChange(A79, 1); Bank = 79; PATCH = A79; }
  if (Bank_Key == 80) { MIDI.sendProgramChange(A80, 1); Bank = 80; PATCH = A80; }
  if (Bank_Key == 81) { MIDI.sendProgramChange(A81, 1); Bank = 81; PATCH = A81; }
  if (Bank_Key == 82) { MIDI.sendProgramChange(A82, 1); Bank = 82; PATCH = A82; }
  if (Bank_Key == 83) { MIDI.sendProgramChange(A83, 1); Bank = 83; PATCH = A83; }
  if (Bank_Key == 84) { MIDI.sendProgramChange(A84, 1); Bank = 84; PATCH = A84; }
  if (Bank_Key == 85) { MIDI.sendProgramChange(A85, 1); Bank = 85; PATCH = A85; }
  if (Bank_Key == 86) { MIDI.sendProgramChange(A86, 1); Bank = 86; PATCH = A86; }
  if (Bank_Key == 87) { MIDI.sendProgramChange(A87, 1); Bank = 87; PATCH = A87; }
  if (Bank_Key == 88) { MIDI.sendProgramChange(A88, 1); Bank = 88; PATCH = A88; }
  if (Bank_Key == 89) { MIDI.sendProgramChange(A89, 1); Bank = 89; PATCH = A89; }
  if (Bank_Key == 90) { MIDI.sendProgramChange(A90, 1); Bank = 90; PATCH = A90; }
  if (Bank_Key == 91) { MIDI.sendProgramChange(A91, 1); Bank = 91; PATCH = A91; }
  if (Bank_Key == 92) { MIDI.sendProgramChange(A92, 1); Bank = 92; PATCH = A92; }
  if (Bank_Key == 93) { MIDI.sendProgramChange(A93, 1); Bank = 93; PATCH = A93; }
  if (Bank_Key == 94) { MIDI.sendProgramChange(A94, 1); Bank = 94; PATCH = A94; }
  if (Bank_Key == 95) { MIDI.sendProgramChange(A95, 1); Bank = 95; PATCH = A95; }
  if (Bank_Key == 96) { MIDI.sendProgramChange(A96, 1); Bank = 96; PATCH = A96; }
  if (Bank_Key == 97) { MIDI.sendProgramChange(A97, 1); Bank = 97; PATCH = A97; }
  if (Bank_Key == 98) { MIDI.sendProgramChange(A98, 1); Bank = 98; PATCH = A98; }
  if (Bank_Key == 99) { MIDI.sendProgramChange(A99, 1); Bank = 99; PATCH = A99; }
  if (Bank_Key == 100) { MIDI.sendProgramChange(A100, 1); Bank = 100; PATCH = A100; }
  if (Bank_Key == 101) { MIDI.sendProgramChange(A101, 1); Bank = 101; PATCH = A101; }
  if (Bank_Key == 102) { MIDI.sendProgramChange(A102, 1); Bank = 102; PATCH = A102; }
  if (Bank_Key == 103) { MIDI.sendProgramChange(A103, 1); Bank = 103; PATCH = A103; }
  if (Bank_Key == 104) { MIDI.sendProgramChange(A104, 1); Bank = 104; PATCH = A104; }
  if (Bank_Key == 105) { MIDI.sendProgramChange(A105, 1); Bank = 105; PATCH = A105; }
  if (Bank_Key == 106) { MIDI.sendProgramChange(A106, 1); Bank = 106; PATCH = A106; }
  if (Bank_Key == 107) { MIDI.sendProgramChange(A107, 1); Bank = 107; PATCH = A107; }
  if (Bank_Key == 108) { MIDI.sendProgramChange(A108, 1); Bank = 108; PATCH = A108; }
  if (Bank_Key == 109) { MIDI.sendProgramChange(A109, 1); Bank = 109; PATCH = A109; }
  if (Bank_Key == 110) { MIDI.sendProgramChange(A110, 1); Bank = 110; PATCH = A110; }
  if (Bank_Key == 111) { MIDI.sendProgramChange(A111, 1); Bank = 111; PATCH = A111; }
  if (Bank_Key == 112) { MIDI.sendProgramChange(A112, 1); Bank = 112; PATCH = A112; }
  if (Bank_Key == 113) { MIDI.sendProgramChange(A113, 1); Bank = 113; PATCH = A113; }
  if (Bank_Key == 114) { MIDI.sendProgramChange(A114, 1); Bank = 114; PATCH = A114; }
  if (Bank_Key == 115) { MIDI.sendProgramChange(A115, 1); Bank = 115; PATCH = A115; }
  if (Bank_Key == 116) { MIDI.sendProgramChange(A116, 1); Bank = 116; PATCH = A116; }
  if (Bank_Key == 117) { MIDI.sendProgramChange(A117, 1); Bank = 117; PATCH = A117; }
  if (Bank_Key == 118) { MIDI.sendProgramChange(A118, 1); Bank = 118; PATCH = A118; }
  if (Bank_Key == 119) { MIDI.sendProgramChange(A119, 1); Bank = 119; PATCH = A119; }
  if (Bank_Key == 120) { MIDI.sendProgramChange(A120, 1); Bank = 120; PATCH = A120; }
  if (Bank_Key == 121) { MIDI.sendProgramChange(A121, 1); Bank = 121; PATCH = A121; }
  if (Bank_Key == 122) { MIDI.sendProgramChange(A122, 1); Bank = 122; PATCH = A122; }
  if (Bank_Key == 123) { MIDI.sendProgramChange(A123, 1); Bank = 123; PATCH = A123; }
  if (Bank_Key == 124) { MIDI.sendProgramChange(A124, 1); Bank = 124; PATCH = A124; }
  if (Bank_Key == 125) { MIDI.sendProgramChange(A125, 1); Bank = 125; PATCH = A125; }
  if (Bank_Key == 126) { MIDI.sendProgramChange(A126, 1); Bank = 126; PATCH = A126; }
  if (Bank_Key == 127) { MIDI.sendProgramChange(A127, 1); Bank = 127; PATCH = A127; }
  if (Bank_Key == 128) { MIDI.sendProgramChange(A128, 1); Bank = 128; PATCH = A128; }

... look like this array code...

void Bank_Mode (int Bank_Key)  {
  for (int i = 1; i < 128 + 1; i++) {
    if (Bank_Key == i) {
      MIDI.sendProgramChange(A[i], 1);
      Bank = i;
      PATCH = A[i];
    }
  }
}

... and also this (original Write_Bank code)...

  if (Bank == 1) { EEPROM.write(1, PATCH); A001 = PATCH; }
  if (Bank == 2) { EEPROM.write(2, PATCH); A002 = PATCH; }
  if (Bank == 3) { EEPROM.write(3, PATCH); A003 = PATCH; }
  if (Bank == 4) { EEPROM.write(4, PATCH); A004 = PATCH; }
  if (Bank == 5) { EEPROM.write(5, PATCH); A005 = PATCH; }
  if (Bank == 6) { EEPROM.write(6, PATCH); A006 = PATCH; }
  if (Bank == 7) { EEPROM.write(7, PATCH); A007 = PATCH; }
  if (Bank == 8) { EEPROM.write(8, PATCH); A008 = PATCH; }
  if (Bank == 9) { EEPROM.write(9, PATCH); A009 = PATCH; }
  if (Bank == 10) { EEPROM.write(10, PATCH); A010 = PATCH; }
  if (Bank == 11) { EEPROM.write(11, PATCH); A011 = PATCH; }
  if (Bank == 12) { EEPROM.write(12, PATCH); A012 = PATCH; }
  if (Bank == 13) { EEPROM.write(13, PATCH); A013 = PATCH; }
  if (Bank == 14) { EEPROM.write(14, PATCH); A014 = PATCH; }
  if (Bank == 15) { EEPROM.write(15, PATCH); A015 = PATCH; }
  if (Bank == 16) { EEPROM.write(16, PATCH); A016 = PATCH; }
  if (Bank == 17) { EEPROM.write(17, PATCH); A017 = PATCH; }
  if (Bank == 18) { EEPROM.write(18, PATCH); A018 = PATCH; }
  if (Bank == 19) { EEPROM.write(19, PATCH); A019 = PATCH; }
  if (Bank == 20) { EEPROM.write(20, PATCH); A020 = PATCH; }
  if (Bank == 21) { EEPROM.write(21, PATCH); A21 = PATCH; }
  if (Bank == 22) { EEPROM.write(22, PATCH); A22 = PATCH; }
  if (Bank == 23) { EEPROM.write(23, PATCH); A23 = PATCH; }
  if (Bank == 24) { EEPROM.write(24, PATCH); A24 = PATCH; }
  if (Bank == 25) { EEPROM.write(25, PATCH); A25 = PATCH; }
  if (Bank == 26) { EEPROM.write(26, PATCH); A26 = PATCH; }
  if (Bank == 27) { EEPROM.write(27, PATCH); A27 = PATCH; }
  if (Bank == 28) { EEPROM.write(28, PATCH); A28 = PATCH; }
  if (Bank == 29) { EEPROM.write(29, PATCH); A29 = PATCH; }
  if (Bank == 30) { EEPROM.write(30, PATCH); A30 = PATCH; }
  if (Bank == 31) { EEPROM.write(31, PATCH); A31 = PATCH; }
  if (Bank == 32) { EEPROM.write(32, PATCH); A32 = PATCH; }
  if (Bank == 33) { EEPROM.write(33, PATCH); A33 = PATCH; }
  if (Bank == 34) { EEPROM.write(34, PATCH); A34 = PATCH; }
  if (Bank == 35) { EEPROM.write(35, PATCH); A35 = PATCH; }
  if (Bank == 36) { EEPROM.write(36, PATCH); A36 = PATCH; }
  if (Bank == 37) { EEPROM.write(37, PATCH); A37 = PATCH; }
  if (Bank == 38) { EEPROM.write(38, PATCH); A38 = PATCH; }
  if (Bank == 39) { EEPROM.write(39, PATCH); A39 = PATCH; }
  if (Bank == 40) { EEPROM.write(40, PATCH); A40 = PATCH; }
  if (Bank == 41) { EEPROM.write(41, PATCH); A41 = PATCH; }
  if (Bank == 42) { EEPROM.write(42, PATCH); A42 = PATCH; }
  if (Bank == 43) { EEPROM.write(43, PATCH); A43 = PATCH; }
  if (Bank == 44) { EEPROM.write(44, PATCH); A44 = PATCH; }
  if (Bank == 45) { EEPROM.write(45, PATCH); A45 = PATCH; }
  if (Bank == 46) { EEPROM.write(46, PATCH); A46 = PATCH; }
  if (Bank == 47) { EEPROM.write(47, PATCH); A47 = PATCH; }
  if (Bank == 48) { EEPROM.write(48, PATCH); A48 = PATCH; }
  if (Bank == 49) { EEPROM.write(49, PATCH); A49 = PATCH; }
  if (Bank == 50) { EEPROM.write(50, PATCH); A50 = PATCH; }
  if (Bank == 51) { EEPROM.write(51, PATCH); A51 = PATCH; }
  if (Bank == 52) { EEPROM.write(52, PATCH); A52 = PATCH; }
  if (Bank == 53) { EEPROM.write(53, PATCH); A53 = PATCH; }
  if (Bank == 54) { EEPROM.write(54, PATCH); A54 = PATCH; }
  if (Bank == 55) { EEPROM.write(55, PATCH); A55 = PATCH; }
  if (Bank == 56) { EEPROM.write(56, PATCH); A56 = PATCH; }
  if (Bank == 57) { EEPROM.write(57, PATCH); A57 = PATCH; }
  if (Bank == 58) { EEPROM.write(58, PATCH); A58 = PATCH; }
  if (Bank == 59) { EEPROM.write(59, PATCH); A59 = PATCH; }
  if (Bank == 60) { EEPROM.write(60, PATCH); A60 = PATCH; }
  if (Bank == 61) { EEPROM.write(61, PATCH); A61 = PATCH; }
  if (Bank == 62) { EEPROM.write(62, PATCH); A62 = PATCH; }
  if (Bank == 63) { EEPROM.write(63, PATCH); A63 = PATCH; }
  if (Bank == 64) { EEPROM.write(64, PATCH); A64 = PATCH; }
  if (Bank == 65) { EEPROM.write(65, PATCH); A65 = PATCH; }
  if (Bank == 66) { EEPROM.write(66, PATCH); A66 = PATCH; }
  if (Bank == 67) { EEPROM.write(67, PATCH); A67 = PATCH; }
  if (Bank == 68) { EEPROM.write(68, PATCH); A68 = PATCH; }
  if (Bank == 69) { EEPROM.write(69, PATCH); A69 = PATCH; }
  if (Bank == 70) { EEPROM.write(70, PATCH); A70 = PATCH; }
  if (Bank == 71) { EEPROM.write(71, PATCH); A71 = PATCH; }
  if (Bank == 72) { EEPROM.write(72, PATCH); A72 = PATCH; }
  if (Bank == 73) { EEPROM.write(73, PATCH); A73 = PATCH; }
  if (Bank == 74) { EEPROM.write(74, PATCH); A74 = PATCH; }
  if (Bank == 75) { EEPROM.write(75, PATCH); A75 = PATCH; }
  if (Bank == 76) { EEPROM.write(76, PATCH); A76 = PATCH; }
  if (Bank == 77) { EEPROM.write(77, PATCH); A77 = PATCH; }
  if (Bank == 78) { EEPROM.write(78, PATCH); A78 = PATCH; }
  if (Bank == 79) { EEPROM.write(79, PATCH); A79 = PATCH; }
  if (Bank == 80) { EEPROM.write(80, PATCH); A80 = PATCH; }
  if (Bank == 81) { EEPROM.write(81, PATCH); A81 = PATCH; }
  if (Bank == 82) { EEPROM.write(82, PATCH); A82 = PATCH; }
  if (Bank == 83) { EEPROM.write(83, PATCH); A83 = PATCH; }
  if (Bank == 84) { EEPROM.write(84, PATCH); A84 = PATCH; }
  if (Bank == 85) { EEPROM.write(85, PATCH); A85 = PATCH; }
  if (Bank == 86) { EEPROM.write(86, PATCH); A86 = PATCH; }
  if (Bank == 87) { EEPROM.write(87, PATCH); A87 = PATCH; }
  if (Bank == 88) { EEPROM.write(88, PATCH); A88 = PATCH; }
  if (Bank == 89) { EEPROM.write(89, PATCH); A89 = PATCH; }
  if (Bank == 90) { EEPROM.write(90, PATCH); A90 = PATCH; }
  if (Bank == 91) { EEPROM.write(91, PATCH); A91 = PATCH; }
  if (Bank == 92) { EEPROM.write(92, PATCH); A92 = PATCH; }
  if (Bank == 93) { EEPROM.write(93, PATCH); A93 = PATCH; }
  if (Bank == 94) { EEPROM.write(94, PATCH); A94 = PATCH; }
  if (Bank == 95) { EEPROM.write(95, PATCH); A95 = PATCH; }
  if (Bank == 96) { EEPROM.write(96, PATCH); A96 = PATCH; }
  if (Bank == 97) { EEPROM.write(97, PATCH); A97 = PATCH; }
  if (Bank == 98) { EEPROM.write(98, PATCH); A98 = PATCH; }
  if (Bank == 99) { EEPROM.write(99, PATCH); A99 = PATCH; }
  if (Bank == 100) { EEPROM.write(100, PATCH); A100 = PATCH; }
  if (Bank == 101) { EEPROM.write(101, PATCH); A101 = PATCH; }
  if (Bank == 102) { EEPROM.write(102, PATCH); A102 = PATCH; }
  if (Bank == 103) { EEPROM.write(103, PATCH); A103 = PATCH; }
  if (Bank == 104) { EEPROM.write(104, PATCH); A104 = PATCH; }
  if (Bank == 105) { EEPROM.write(105, PATCH); A105 = PATCH; }
  if (Bank == 106) { EEPROM.write(106, PATCH); A106 = PATCH; }
  if (Bank == 107) { EEPROM.write(107, PATCH); A107 = PATCH; }
  if (Bank == 108) { EEPROM.write(108, PATCH); A108 = PATCH; }
  if (Bank == 109) { EEPROM.write(109, PATCH); A109 = PATCH; }
  if (Bank == 110) { EEPROM.write(110, PATCH); A110 = PATCH; }
  if (Bank == 111) { EEPROM.write(111, PATCH); A111 = PATCH; }
  if (Bank == 112) { EEPROM.write(112, PATCH); A112 = PATCH; }
  if (Bank == 113) { EEPROM.write(113, PATCH); A113 = PATCH; }
  if (Bank == 114) { EEPROM.write(114, PATCH); A114 = PATCH; }
  if (Bank == 115) { EEPROM.write(115, PATCH); A115 = PATCH; }
  if (Bank == 116) { EEPROM.write(116, PATCH); A116 = PATCH; }
  if (Bank == 117) { EEPROM.write(117, PATCH); A117 = PATCH; }
  if (Bank == 118) { EEPROM.write(118, PATCH); A118 = PATCH; }
  if (Bank == 119) { EEPROM.write(119, PATCH); A119 = PATCH; }
  if (Bank == 120) { EEPROM.write(120, PATCH); A120 = PATCH; }

... look like this (array code)...

void  Write_Bank () {
  for (int i = 1; i < 128; i++) {
    if (Bank == i) {
      EEPROM.write(i, PATCH);
      A[i] = PATCH;
    }
  }
}

300 fewer lines AND fewer typographical mistakes.

Are you able to successfully compile the example Blink sketch?

thank you Xfpd
i will use use short code tech instead of lot of lines.
I also faced problem with simple blink sketch

/*
  Blink
  Turns on an LED on for one second, then off for one second, repeatedly.

  This example code is in the public domain.
 */

// Pin 13 has an LED connected on most Arduino boards.
// Pin 11 has the LED on Teensy 2.0
// Pin 6  has the LED on Teensy++ 2.0
// Pin 13 has the LED on Teensy 3.0
// give it a name:
int led = 13;

// the setup routine runs once when you press reset:
void setup() {
  // initialize the digital pin as an output.
  pinMode(led, OUTPUT);
}

// the loop routine runs over and over again forever:
void loop() {
  digitalWrite(led, HIGH);   // turn the LED on (HIGH is the voltage level)
  delay(1000);               // wait for a second
  digitalWrite(led, LOW);    // turn the LED off by making the voltage LOW
  delay(1000);               // wait for a second
}

and got error text

Arduino: 1.8.19 (Windows 7), TD: 1.59, Board: "Arduino Mega or Mega 2560, ATmega2560 (Mega 2560)"





















C:\Program Files\Arduino\arduino-builder -dump-prefs -logger=machine -hardware C:\Program Files\Arduino\hardware -hardware C:\Users\acer\AppData\Local\Arduino15\packages -tools C:\Program Files\Arduino\tools-builder -tools C:\Program Files\Arduino\hardware\tools\avr -tools C:\Users\acer\AppData\Local\Arduino15\packages -built-in-libraries C:\Program Files\Arduino\libraries -libraries C:\Users\acer\Documents\Arduino\libraries -fqbn=arduino:avr:mega:cpu=atmega2560 -ide-version=10819 -build-path C:\Users\acer\AppData\Local\Temp\arduino_build_902789 -warnings=none -build-cache C:\Users\acer\AppData\Local\Temp\arduino_cache_52677 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\arduinoOTA\1.3.0 -prefs=runtime.tools.arduinoOTA-1.3.0.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\arduinoOTA\1.3.0 -prefs=runtime.tools.avr-gcc.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avr-gcc\7.3.0-atmel3.6.1-arduino7 -prefs=runtime.tools.avr-gcc-7.3.0-atmel3.6.1-arduino7.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avr-gcc\7.3.0-atmel3.6.1-arduino7 -prefs=runtime.tools.avrdude.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avrdude\6.3.0-arduino17 -prefs=runtime.tools.avrdude-6.3.0-arduino17.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avrdude\6.3.0-arduino17 -verbose C:\Users\acer\Documents\Arduino\2560_Midi_RadioHead\2560_Midi_RadioHead.ino

C:\Program Files\Arduino\arduino-builder -compile -logger=machine -hardware C:\Program Files\Arduino\hardware -hardware C:\Users\acer\AppData\Local\Arduino15\packages -tools C:\Program Files\Arduino\tools-builder -tools C:\Program Files\Arduino\hardware\tools\avr -tools C:\Users\acer\AppData\Local\Arduino15\packages -built-in-libraries C:\Program Files\Arduino\libraries -libraries C:\Users\acer\Documents\Arduino\libraries -fqbn=arduino:avr:mega:cpu=atmega2560 -ide-version=10819 -build-path C:\Users\acer\AppData\Local\Temp\arduino_build_902789 -warnings=none -build-cache C:\Users\acer\AppData\Local\Temp\arduino_cache_52677 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\arduinoOTA\1.3.0 -prefs=runtime.tools.arduinoOTA-1.3.0.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\arduinoOTA\1.3.0 -prefs=runtime.tools.avr-gcc.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avr-gcc\7.3.0-atmel3.6.1-arduino7 -prefs=runtime.tools.avr-gcc-7.3.0-atmel3.6.1-arduino7.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avr-gcc\7.3.0-atmel3.6.1-arduino7 -prefs=runtime.tools.avrdude.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avrdude\6.3.0-arduino17 -prefs=runtime.tools.avrdude-6.3.0-arduino17.path=C:\Users\acer\AppData\Local\Arduino15\packages\arduino\tools\avrdude\6.3.0-arduino17 -verbose C:\Users\acer\Documents\Arduino\2560_Midi_RadioHead\2560_Midi_RadioHead.ino

Using board 'mega' from platform in folder: C:\Users\acer\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6

Using core 'arduino' from platform in folder: C:\Users\acer\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6

Detecting libraries used...

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\sketch\\2560_Midi_RadioHead.ino.cpp" -o nul

Generating function prototypes...

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\sketch\\2560_Midi_RadioHead.ino.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\preproc\\ctags_target_for_gcc_minus_e.cpp"

"C:\\Program Files\\Arduino\\tools-builder\\ctags\\5.8-arduino11/ctags" -u --language-force=c++ -f - --c++-kinds=svpf --fields=KSTtzns --line-directives "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\preproc\\ctags_target_for_gcc_minus_e.cpp"

Compiling sketch...

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\sketch\\2560_Midi_RadioHead.ino.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\sketch\\2560_Midi_RadioHead.ino.cpp.o"

Compiling libraries...

Compiling core...

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc" -c -g -x assembler-with-cpp -flto -MMD -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\wiring_pulse.S" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring_pulse.S.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc" -c -g -Os -w -std=gnu11 -ffunction-sections -fdata-sections -MMD -flto -fno-fat-lto-objects -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\WInterrupts.c" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\WInterrupts.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc" -c -g -Os -w -std=gnu11 -ffunction-sections -fdata-sections -MMD -flto -fno-fat-lto-objects -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\hooks.c" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\hooks.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc" -c -g -Os -w -std=gnu11 -ffunction-sections -fdata-sections -MMD -flto -fno-fat-lto-objects -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\wiring.c" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc" -c -g -Os -w -std=gnu11 -ffunction-sections -fdata-sections -MMD -flto -fno-fat-lto-objects -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\wiring_analog.c" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring_analog.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc" -c -g -Os -w -std=gnu11 -ffunction-sections -fdata-sections -MMD -flto -fno-fat-lto-objects -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\wiring_digital.c" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring_digital.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc" -c -g -Os -w -std=gnu11 -ffunction-sections -fdata-sections -MMD -flto -fno-fat-lto-objects -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\wiring_pulse.c" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring_pulse.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc" -c -g -Os -w -std=gnu11 -ffunction-sections -fdata-sections -MMD -flto -fno-fat-lto-objects -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\wiring_shift.c" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring_shift.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\HardwareSerial1.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\HardwareSerial1.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\HardwareSerial.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\HardwareSerial.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\HardwareSerial0.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\HardwareSerial0.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\CDC.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\CDC.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\HardwareSerial2.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\HardwareSerial2.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\HardwareSerial3.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\HardwareSerial3.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\IPAddress.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\IPAddress.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\PluggableUSB.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\PluggableUSB.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\Print.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\Print.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\Stream.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\Stream.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\USBCore.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\USBCore.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\Tone.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\Tone.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\WMath.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\WMath.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\WString.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\WString.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\abi.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\abi.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\main.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\main.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -MMD -flto -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10819 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino" "-IC:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\variants\\mega" "C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\cores\\arduino\\new.cpp" -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\new.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring_pulse.S.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\WInterrupts.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\hooks.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring_analog.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring_digital.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring_pulse.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\wiring_shift.c.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\CDC.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\HardwareSerial.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\HardwareSerial0.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\HardwareSerial1.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\HardwareSerial2.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\HardwareSerial3.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\IPAddress.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\PluggableUSB.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\Print.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\Stream.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\Tone.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\USBCore.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\WMath.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\WString.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\abi.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\main.cpp.o"

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc-ar" rcs "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\core.a" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\core\\new.cpp.o"

Archiving built core (caching) in: C:\Users\acer\AppData\Local\Temp\arduino_cache_52677\core\core_arduino_avr_mega_cpu_atmega2560_e096d7f2de0ee363dcb84f01ce7a5463.a

Linking everything together...

"C:\\Users\\acer\\AppData\\Local\\Arduino15\\packages\\arduino\\tools\\avr-gcc\\7.3.0-atmel3.6.1-arduino7/bin/avr-gcc" -w -Os -g -flto -fuse-linker-plugin -Wl,--gc-sections -mmcu=atmega2560 -o "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789/2560_Midi_RadioHead.ino.elf" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789\\sketch\\2560_Midi_RadioHead.ino.cpp.o" "C:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789/core\\core.a" "-LC:\\Users\\acer\\AppData\\Local\\Temp\\arduino_build_902789" -lm

`__vector_23' referenced in section `.vectors' of c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o: defined in discarded section `.text' of wiring.c.o (symbol from plugin)

c:/users/acer/appdata/local/arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino7/bin/../lib/gcc/avr/7.3.0/../../../../avr/lib/avr6/crtatmega2560.o:(.init9+0x0): undefined reference to `main'

collect2.exe: error: ld returned 1 exit status

exit status 1

Error compiling for board Arduino Mega or Mega 2560.


for your information:-----
code given in Post#1 is working in my board fine . i reopen code to modification something more in this week . i had add teensyduino to IDE only (not anything more)
I also could not understand about "undefined use of main() "
please see what is to do next and fix that is out of mind reach ????

It means that the issue is not in your code, but in your Arduino IDE installation.Try to compile the code in another PC.

thank you All of you ....
it is solved . i install EMORO 2560 version 3.2.2 from Board Manager. it is working again
Thank you

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