Error: UNRESOLVED EXTERNAL SYMBOL and REFERENCE MADE TO UNRESOLVED EXTERNAL

Hello everyone, I am using Keil uVision2 to write my assembler code. I am always getting the same error. I searhed on Google and everbody says the solution is in the Keil manual but I could not find...
Error: UNRESOLVED EXTERNAL SYMBOL and REFERENCE MADE TO UNRESOLVED EXTERNAL

Hello everyone, I am using Keil uVision2 to write my assembler code. I am always getting the same error. I searhed on Google and everbody says the solution is in the Keil manual but I could not find...
unresolved external symbol

hey i am doing my final year project and i m trying to compile a program.but i have this error msg which says unresolved external symbol and i think its because the compiler cannot understand this symbols...
UNRESOLVED EXTERNAL SYMBOLS

I am really new to 8051 programming, but my first program gives this warning: UNRESOLVED EXTERNAL SYMBOL SYMBOL: ?C_START MODULE: STARTUP.obj (?C_STARTUP) what shuld i do?
unresolved external symbol

hey i am doing my final year project and i m trying to compile a program.but i have this error msg which says unresolved external symbol and i think its because the compiler cannot understand this symbols...