Error uploading to Uno WiFi

I have a similar problem. For several days I was able to upload sketches to my Arduino Uno WiFi, but now I get the following:
FQBN: arduino:avr:unowifi
Using board 'unowifi' from platform in folder: C:\Users\Paul\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6
Using core 'arduino' from platform in folder: C:\Users\Paul\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6

Detecting libraries used...
C:\Users\Paul\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=atmega328p -DF_CPU=16000000L -DARDUINO=10607 -DARDUINO_AVR_UNO_WIFI_DEV_ED -DARDUINO_ARCH_AVR -DESP_CH_UART -DESP_CH_UART_BR=19200 -IC:\Users\Paul\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\cores\arduino -IC:\Users\Paul\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\variants\standard C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255\sketch\FirstProgram.ino.cpp -o nul
Generating function prototypes...
C:\Users\Paul\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=atmega328p -DF_CPU=16000000L -DARDUINO=10607 -DARDUINO_AVR_UNO_WIFI_DEV_ED -DARDUINO_ARCH_AVR -DESP_CH_UART -DESP_CH_UART_BR=19200 -IC:\Users\Paul\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\cores\arduino -IC:\Users\Paul\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\variants\standard C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255\sketch\FirstProgram.ino.cpp -o C:\Users\Paul\AppData\Local\Temp\22913194\sketch_merged.cpp
C:\Users\Paul\AppData\Local\Arduino15\packages\builtin\tools\ctags\5.8-arduino11/ctags -u --language-force=c++ -f - --c++-kinds=svpf --fields=KSTtzns --line-directives C:\Users\Paul\AppData\Local\Temp\22913194\sketch_merged.cpp
Compiling sketch...
"C:\Users\Paul\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=atmega328p -DF_CPU=16000000L -DARDUINO=10607 -DARDUINO_AVR_UNO_WIFI_DEV_ED -DARDUINO_ARCH_AVR -DESP_CH_UART -DESP_CH_UART_BR=19200 "-IC:\Users\Paul\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\cores\arduino" "-IC:\Users\Paul\AppData\Local\Arduino15\packages\arduino\hardware\avr\1.8.6\variants\standard" "C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255\sketch\FirstProgram.ino.cpp" -o "C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255\sketch\FirstProgram.ino.cpp.o"
Compiling libraries...
Compiling core...
Using precompiled core: C:\Users\Paul\AppData\Local\Temp\arduino\cores\arduino_avr_unowifi_878644b951ae49ec9ca42b57f4c6dd64\core.a
Linking everything together...
"C:\Users\Paul\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=atmega328p -o "C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255/FirstProgram.ino.elf" "C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255\sketch\FirstProgram.ino.cpp.o" "C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255/..\..\cores\arduino_avr_unowifi_878644b951ae49ec9ca42b57f4c6dd64\core.a" "-LC:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255" -lm
"C:\Users\Paul\AppData\Local\Arduino15\packages\arduino\tools\avr-gcc\7.3.0-atmel3.6.1-arduino7/bin/avr-objcopy" -O ihex -j .eeprom --set-section-flags=.eeprom=alloc,load --no-change-warnings --change-section-lma .eeprom=0 "C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255/FirstProgram.ino.elf" "C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255/FirstProgram.ino.eep"
"C:\Users\Paul\AppData\Local\Arduino15\packages\arduino\tools\avr-gcc\7.3.0-atmel3.6.1-arduino7/bin/avr-objcopy" -O ihex -R .eeprom "C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255/FirstProgram.ino.elf" "C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255/FirstProgram.ino.hex"

"C:\Users\Paul\AppData\Local\Arduino15\packages\arduino\tools\avr-gcc\7.3.0-atmel3.6.1-arduino7/bin/avr-size" -A "C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255/FirstProgram.ino.elf"
Sketch uses 922 bytes (2%) of program storage space. Maximum is 32256 bytes.
Global variables use 9 bytes (0%) of dynamic memory, leaving 2039 bytes for local variables. Maximum is 2048 bytes.
"C:\Users\Paul\AppData\Local\Arduino15\packages\arduino\tools\avrdude\6.3.0-arduino17/bin/avrdude" "-CC:\Users\Paul\AppData\Local\Arduino15\packages\arduino\tools\avrdude\6.3.0-arduino17/etc/avrdude.conf" -v -V -patmega328p -carduino "-PCOM11" -b115200 -D "-Uflash:w:C:\Users\Paul\AppData\Local\Temp\arduino\sketches\27E7684CF380E7329EF8DFA057196255/FirstProgram.ino.hex:i"

avrdude: Version 6.3-20190619
Copyright (c) 2000-2005 Brian Dean, http://www.bdmicro.com/
Copyright (c) 2007-2014 Joerg Wunsch

     System wide configuration file is "C:\Users\Paul\AppData\Local\Arduino15\packages\arduino\tools\avrdude\6.3.0-arduino17/etc/avrdude.conf"

     Using Port                    : COM11
     Using Programmer              : arduino
     Overriding Baud Rate          : 115200

avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 1 of 10: not in sync: resp=0xbe
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 2 of 10: not in sync: resp=0xbe
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 3 of 10: not in sync: resp=0xbe
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 4 of 10: not in sync: resp=0xbe
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 5 of 10: not in sync: resp=0xbe
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 6 of 10: not in sync: resp=0xbe
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 7 of 10: not in sync: resp=0xbe
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 8 of 10: not in sync: resp=0xbe
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 9 of 10: not in sync: resp=0xbe
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 10 of 10: not in sync: resp=0xbe

avrdude done. Thank you.

Failed uploading: uploading error: exit status 1

The original topic where you posted was about tge Arduino Uno R4 WiFi, not about tge Uno WiFi.

Do you have the auno WiFi or the Uno WiFi Rev2? If the latter, you have selected the wrong board.

It is an R4 WiFi but not Rev2.

OK, in that case I might have been a bit premature in splitting this of and I apologise.

This line indicates that you're compiling for (and uploading to) the very first generation Uno WiFi, not for / to the Uno R4 WiFi. Select the correct board from the tools menu.

FYI, there are the following three boards

Arduino Uno WiFi
Arduino Uno WiFi Rev2
Arduino Uno R4 WiFi

1 Like

Problem solved.

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