Arduino: 1.8.2 (Windows 10), Board: "Arduino/Genuino Uno" C:\Program Files (x86)\Arduino\arduino-builder -dump-prefs -logger=machine -hardware C:\Program Files (x86)\Arduino\hardware -tools C:\Program Files (x86)\Arduino\tools-builder -tools C:\Program Files (x86)\Arduino\hardware\tools\avr -built-in-libraries C:\Program Files (x86)\Arduino\libraries -libraries C:\Users\Sheila\Documents\Arduino\libraries -fqbn=arduino:avr:uno -ide-version=10802 -build-path C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502 -warnings=none -build-cache C:\Users\Sheila\AppData\Local\Temp\arduino_cache_413343 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.avrdude.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.avr-gcc.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -verbose C:\Users\Sheila\AppData\Local\Temp\untitled933839598.tmp\sketch_may04a\sketch_may04a.ino C:\Program Files (x86)\Arduino\arduino-builder -compile -logger=machine -hardware C:\Program Files (x86)\Arduino\hardware -tools C:\Program Files (x86)\Arduino\tools-builder -tools C:\Program Files (x86)\Arduino\hardware\tools\avr -built-in-libraries C:\Program Files (x86)\Arduino\libraries -libraries C:\Users\Sheila\Documents\Arduino\libraries -fqbn=arduino:avr:uno -ide-version=10802 -build-path C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502 -warnings=none -build-cache C:\Users\Sheila\AppData\Local\Temp\arduino_cache_413343 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.avrdude.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -prefs=runtime.tools.avr-gcc.path=C:\Program Files (x86)\Arduino\hardware\tools\avr -verbose C:\Users\Sheila\AppData\Local\Temp\untitled933839598.tmp\sketch_may04a\sketch_may04a.ino Using board 'uno' from platform in folder: C:\Program Files (x86)\Arduino\hardware\arduino\avr Using core 'arduino' from platform in folder: C:\Program Files (x86)\Arduino\hardware\arduino\avr Detecting libraries used... "C:\Program Files (x86)\Arduino\hardware\tools\avr/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -flto -w -x c++ -E -CC -mmcu=atmega328p -DF_CPU=16000000L -DARDUINO=10802 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR "-IC:\Program Files (x86)\Arduino\hardware\arduino\avr\cores\arduino" "-IC:\Program Files (x86)\Arduino\hardware\arduino\avr\variants\standard" "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502\sketch\sketch_may04a.ino.cpp" -o "nul" Generating function prototypes... "C:\Program Files (x86)\Arduino\hardware\tools\avr/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -flto -w -x c++ -E -CC -mmcu=atmega328p -DF_CPU=16000000L -DARDUINO=10802 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR "-IC:\Program Files (x86)\Arduino\hardware\arduino\avr\cores\arduino" "-IC:\Program Files (x86)\Arduino\hardware\arduino\avr\variants\standard" "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502\sketch\sketch_may04a.ino.cpp" -o "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502\preproc\ctags_target_for_gcc_minus_e.cpp" "C:\Program Files (x86)\Arduino\tools-builder\ctags\5.8-arduino11/ctags" -u --language-force=c++ -f - --c++-kinds=svpf --fields=KSTtzns --line-directives "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502\preproc\ctags_target_for_gcc_minus_e.cpp" Compiling sketch... "C:\Program Files (x86)\Arduino\hardware\tools\avr/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -MMD -flto -mmcu=atmega328p -DF_CPU=16000000L -DARDUINO=10802 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR "-IC:\Program Files (x86)\Arduino\hardware\arduino\avr\cores\arduino" "-IC:\Program Files (x86)\Arduino\hardware\arduino\avr\variants\standard" "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502\sketch\sketch_may04a.ino.cpp" -o "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502\sketch\sketch_may04a.ino.cpp.o" Compiling libraries... Compiling core... Using precompiled core Linking everything together... "C:\Program Files (x86)\Arduino\hardware\tools\avr/bin/avr-gcc" -w -Os -g -flto -fuse-linker-plugin -Wl,--gc-sections -mmcu=atmega328p -o "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502/sketch_may04a.ino.elf" "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502\sketch\sketch_may04a.ino.cpp.o" "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502/..\arduino_cache_413343\core\core_arduino_avr_uno_0c812875ac70eb4a9b385d8fb077f54c.a" "-LC:\Users\Sheila\AppData\Local\Temp\arduino_build_544502" -lm "C:\Program Files (x86)\Arduino\hardware\tools\avr/bin/avr-objcopy" -O ihex -j .eeprom --set-section-flags=.eeprom=alloc,load --no-change-warnings --change-section-lma .eeprom=0 "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502/sketch_may04a.ino.elf" "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502/sketch_may04a.ino.eep" "C:\Program Files (x86)\Arduino\hardware\tools\avr/bin/avr-objcopy" -O ihex -R .eeprom "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502/sketch_may04a.ino.elf" "C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502/sketch_may04a.ino.hex" Sketch uses 444 bytes (1%) 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:\Program Files (x86)\Arduino\hardware\tools\avr/bin/avrdude -CC:\Program Files (x86)\Arduino\hardware\tools\avr/etc/avrdude.conf -v -patmega328p -carduino -PCOM1 -b115200 -D -Uflash:w:C:\Users\Sheila\AppData\Local\Temp\arduino_build_544502/sketch_may04a.ino.hex:i avrdude: Version 6.3, compiled on Jan 17 2017 at 12:00:53 Copyright (c) 2000-2005 Brian Dean, http://www.bdmicro.com/ Copyright (c) 2007-2014 Joerg Wunsch System wide configuration file is "C:\Program Files (x86)\Arduino\hardware\tools\avr/etc/avrdude.conf" Using Port : COM1 Using Programmer : arduino Overriding Baud Rate : 115200 avrdude: ser_open(): can't open device "\\.\COM1": The system cannot find the file specifiProblem uploading to board. See http://www.arduino.cc/en/Guide/Troubleshooting#upload for suggestions. ed. avrdude done. Thank you.