Witam! HI there, Iam trying to configure Eclipse CDT witch avr-gcc. When try to compile my project I get: Building file: ../keyboard.c Invoking: AVR Compiler avr-gcc -Wall -g2 -gstabs -O2 -fpack-struct -fshort-enums -std=gnu99 -funsigned-char -funsigned-bitfields -mmcu=atmega64 -DF_CPU=16000000UL -MMD -MP -MF"keyboard.d" -MT"keyboard.d" -c -o"keyboard.o" "../keyboard.c" This application has requested the Runtime to terminate it in an unusual way. Please contact the application's support team for more information. make: *** [keyboard.o] Error 3 where can I get solution? What is that error responsible for? Where can I get proper error codes description? -- Pozdrowienia, Sławek Stankiewicz