Errore usando time.h

sto avendo un errore continuo quando provo a compilare questo programma

#include <TimeAlarms.h>
#include <Wire.h>
#include <DS1307RTC.h>

#include <LCD5110_Graph.h>
#include <Time.h>
 
int pintemp = 0;
LCD5110 myGLCD(3, 4, 5, 7, 6);
extern unsigned char MediumNumbers[];
extern unsigned char BigNumbers[];
extern unsigned char SmallFont[];
extern unsigned char TinyFont[];
extern uint8_t internet [];

int contrast = 60;
int inv = 0;
void setup()
{

  Serial.begin(9600);

  myGLCD.InitLCD(contrast);
}

void loop()
{

 
  int colon = analogRead(pintemp);
  float voltage = colon * 5;
  voltage /= 1024.0;
  int temp = (voltage - 0.5) * 100;

  int horas = hour();
  
  myGLCD.setFont(SmallFont);
  myGLCD.update();
  myGLCD.printNumI(temp, 38, 5);
  myGLCD.drawCircle( 52,5,2);
  myGLCD.drawBitmap( 69,30, internet,15,15);
  myGLCD.print("Temp =", 0,5);
  myGLCD.printNumI(horas,CENTER,38);
  myGLCD.update();

  myGLCD.update();
  delay(1000);
  myGLCD.clrScr();
  delay(1000);




}

questo e il codice di errore

In file included from C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:10:0:
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:18:18: error: variable 'monthStr1' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr1[] PROGMEM = "January";
                  ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:19:18: error: variable 'monthStr2' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr2[] PROGMEM = "February";
                  ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:20:18: error: variable 'monthStr3' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr3[] PROGMEM = "March";
                  ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:21:18: error: variable 'monthStr4' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr4[] PROGMEM = "April";
                  ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:22:18: error: variable 'monthStr5' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr5[] PROGMEM = "May";
                  ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:23:18: error: variable 'monthStr6' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr6[] PROGMEM = "June";
                  ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:24:18: error: variable 'monthStr7' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr7[] PROGMEM = "July";
                  ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:25:18: error: variable 'monthStr8' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr8[] PROGMEM = "August";
                  ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:26:18: error: variable 'monthStr9' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr9[] PROGMEM = "September";
                  ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:27:19: error: variable 'monthStr10' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr10[] PROGMEM = "October";
                   ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:28:19: error: variable 'monthStr11' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr11[] PROGMEM = "November";
                   ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:29:19: error: variable 'monthStr12' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthStr12[] PROGMEM = "December";
                   ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:31:22: error: variable 'monthNames_P' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 PGM_P monthNames_P[] PROGMEM = 
                      ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:37:26: error: variable 'monthShortNames_P' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char monthShortNames_P[] PROGMEM = "ErrJanFebMarAprMayJunJulAugSepOctNovDec";
                          ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:39:16: error: variable 'dayStr0' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char dayStr0[] PROGMEM = "Err";
                ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:40:16: error: variable 'dayStr1' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char dayStr1[] PROGMEM = "Sunday";
                ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:41:16: error: variable 'dayStr2' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char dayStr2[] PROGMEM = "Monday";
                ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:42:16: error: variable 'dayStr3' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char dayStr3[] PROGMEM = "Tuesday";
                ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:43:16: error: variable 'dayStr4' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char dayStr4[] PROGMEM = "Wednesday";
                ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:44:16: error: variable 'dayStr5' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char dayStr5[] PROGMEM = "Thursday";
                ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:45:16: error: variable 'dayStr6' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char dayStr6[] PROGMEM = "Friday";
                ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:46:16: error: variable 'dayStr7' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char dayStr7[] PROGMEM = "Saturday";
                ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:48:20: error: variable 'dayNames_P' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 PGM_P dayNames_P[] PROGMEM = { dayStr0,dayStr1,dayStr2,dayStr3,dayStr4,dayStr5,dayStr6,dayStr7};
                    ^
C:\Users\Massimiiano PC Study\Documents\Arduino\libraries\Time\DateStrings.cpp:49:24: error: variable 'dayShortNames_P' must be const in order to be put into read-only section by means of '__attribute__((progmem))'
 char dayShortNames_P[] PROGMEM = "ErrSunMonTueWedThrFriSat";
                        ^
Error compiling.

mi piacerebbe capire dove sta il problema comunque sia con time.h voglio ottenere l'ora del computer per poi inviarla al mio arduino UNO che precessore la informazione e la invierà al mio nokia 5110 LCD

grazie de attenzione.

Potresti intanto descrivere che OS, che modello di Arduino e la versione dell IDE, che stai usando.