Arduino: 1.8.13 (Windows Store 1.8.42.0) (Windows 10), Board: "Sanguino, ATmega1284 or ATmega1284P (16 MHz)" C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\arduino-builder -dump-prefs -logger=machine -hardware C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware -hardware C:\Users\Johanna\OneDrive\Documents\Arduino\hardware -tools C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\tools-builder -tools C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -built-in-libraries C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\libraries -libraries C:\Users\Johanna\OneDrive\Documents\Arduino\libraries -fqbn=Lauszus-Sanguino-4aa3893:avr:sanguino:cpu=atmega1284p -ide-version=10813 -build-path C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884 -warnings=none -build-cache C:\Users\Johanna\AppData\Local\Temp\arduino_cache_238777 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -prefs=runtime.tools.arduinoOTA-1.3.0.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -prefs=runtime.tools.avrdude.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -prefs=runtime.tools.avrdude-6.3.0-arduino17.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -prefs=runtime.tools.avr-gcc.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -prefs=runtime.tools.avr-gcc-7.3.0-atmel3.6.1-arduino7.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -verbose C:\Users\Johanna\Downloads\Marlin-2.0.x (2)\Marlin-2.0.x\Marlin\Marlin.ino C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\arduino-builder -compile -logger=machine -hardware C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware -hardware C:\Users\Johanna\OneDrive\Documents\Arduino\hardware -tools C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\tools-builder -tools C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -built-in-libraries C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\libraries -libraries C:\Users\Johanna\OneDrive\Documents\Arduino\libraries -fqbn=Lauszus-Sanguino-4aa3893:avr:sanguino:cpu=atmega1284p -ide-version=10813 -build-path C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884 -warnings=none -build-cache C:\Users\Johanna\AppData\Local\Temp\arduino_cache_238777 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -prefs=runtime.tools.arduinoOTA-1.3.0.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -prefs=runtime.tools.avrdude.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -prefs=runtime.tools.avrdude-6.3.0-arduino17.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -prefs=runtime.tools.avr-gcc.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -prefs=runtime.tools.avr-gcc-7.3.0-atmel3.6.1-arduino7.path=C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\tools\avr -verbose C:\Users\Johanna\Downloads\Marlin-2.0.x (2)\Marlin-2.0.x\Marlin\Marlin.ino Using board 'sanguino' from platform in folder: C:\Users\Johanna\OneDrive\Documents\Arduino\hardware\Lauszus-Sanguino-4aa3893\avr Using core 'arduino' from platform in folder: C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\arduino\avr Detecting libraries used... "C:\\Program Files\\WindowsApps\\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\\hardware\\tools\\avr/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=atmega1284p -DF_CPU=16000000L -DARDUINO=10813 -DARDUINO_AVR_SANGUINO -DARDUINO_ARCH_AVR "-IC:\\Program Files\\WindowsApps\\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Users\\Johanna\\OneDrive\\Documents\\Arduino\\hardware\\Lauszus-Sanguino-4aa3893\\avr\\variants\\sanguino" "C:\\Users\\Johanna\\AppData\\Local\\Temp\\arduino_build_947884\\sketch\\Marlin.ino.cpp" -o nul -DARDUINO_LIB_DISCOVERY_PHASE Generating function prototypes... "C:\\Program Files\\WindowsApps\\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\\hardware\\tools\\avr/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=atmega1284p -DF_CPU=16000000L -DARDUINO=10813 -DARDUINO_AVR_SANGUINO -DARDUINO_ARCH_AVR "-IC:\\Program Files\\WindowsApps\\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Users\\Johanna\\OneDrive\\Documents\\Arduino\\hardware\\Lauszus-Sanguino-4aa3893\\avr\\variants\\sanguino" "C:\\Users\\Johanna\\AppData\\Local\\Temp\\arduino_build_947884\\sketch\\Marlin.ino.cpp" -o "C:\\Users\\Johanna\\AppData\\Local\\Temp\\arduino_build_947884\\preproc\\ctags_target_for_gcc_minus_e.cpp" -DARDUINO_LIB_DISCOVERY_PHASE "C:\\Program Files\\WindowsApps\\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\\tools-builder\\ctags\\5.8-arduino11/ctags" -u --language-force=c++ -f - --c++-kinds=svpf --fields=KSTtzns --line-directives "C:\\Users\\Johanna\\AppData\\Local\\Temp\\arduino_build_947884\\preproc\\ctags_target_for_gcc_minus_e.cpp" Compiling sketch... "C:\\Program Files\\WindowsApps\\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\\hardware\\tools\\avr/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=atmega1284p -DF_CPU=16000000L -DARDUINO=10813 -DARDUINO_AVR_SANGUINO -DARDUINO_ARCH_AVR "-IC:\\Program Files\\WindowsApps\\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\\hardware\\arduino\\avr\\cores\\arduino" "-IC:\\Users\\Johanna\\OneDrive\\Documents\\Arduino\\hardware\\Lauszus-Sanguino-4aa3893\\avr\\variants\\sanguino" "C:\\Users\\Johanna\\AppData\\Local\\Temp\\arduino_build_947884\\sketch\\Marlin.ino.cpp" -o "C:\\Users\\Johanna\\AppData\\Local\\Temp\\arduino_build_947884\\sketch\\Marlin.ino.cpp.o" Compiling libraries... Compiling core... Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\wiring_pulse.S.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\wiring_analog.c.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\WInterrupts.c.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\hooks.c.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\wiring.c.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\wiring_digital.c.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\wiring_pulse.c.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\wiring_shift.c.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\CDC.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\HardwareSerial1.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\HardwareSerial.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\HardwareSerial0.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\HardwareSerial3.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\HardwareSerial2.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\PluggableUSB.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\Print.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\IPAddress.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\Stream.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\Tone.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\WMath.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\USBCore.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\abi.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\WString.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\new.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\main.cpp.o Using previously compiled file: C:\Users\Johanna\AppData\Local\Temp\arduino_build_947884\core\core.a Archiving built core (caching) in: C:\Users\Johanna\AppData\Local\Temp\arduino_cache_238777\core\core_Lauszus-Sanguino-4aa3893_avr_sanguino_cpu_atmega1284p_d72cf7820821928d7aba3a85f82dacbf.a Linking everything together... "C:\\Program Files\\WindowsApps\\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\\hardware\\tools\\avr/bin/avr-gcc" -w -Os -g -flto -fuse-linker-plugin -Wl,--gc-sections -mmcu=atmega1284p -o "C:\\Users\\Johanna\\AppData\\Local\\Temp\\arduino_build_947884/Marlin.ino.elf" "C:\\Users\\Johanna\\AppData\\Local\\Temp\\arduino_build_947884\\sketch\\Marlin.ino.cpp.o" "C:\\Users\\Johanna\\AppData\\Local\\Temp\\arduino_build_947884/core\\core.a" "-LC:\\Users\\Johanna\\AppData\\Local\\Temp\\arduino_build_947884" -lm C:\Users\Johanna\AppData\Local\Temp\ccl22a2j.ltrans0.ltrans.o: In function `main': C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\arduino\avr\cores\arduino/main.cpp:43: undefined reference to `setup' C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.42.0_x86__mdqgnx93n4wtt\hardware\arduino\avr\cores\arduino/main.cpp:46: undefined reference to `loop' collect2.exe: error: ld returned 1 exit status exit status 1 Error compiling for board Sanguino.