compiler executable

[slim207]

hi, i have already installed code blocks 12.11 and when i open the program it a message's error appears to me :" CAN'T FIND COMPILER EXECUTABLE IN YOUR CONFIGURED SEARCH PATH'S FOR GNU GCC COMPILER"
what can i do?

[stahta01]

Did you install a Compiler?
If not, do so.

If yes, where did you install it.
What Operating System?

Tim S.