Dev C++ compilation error, permission denied

Question

I want to compile a code program using dev c++ compiler but my compiler didn\'t compile my code.The program consist of two files one is header and other is implementation .c

Answer 1

I tried all the proposed answers in my windows 7
1. run as administrator
2. Killed the process if it is running already
3. Gave full control permission to the project folder
4. Moved to different project folder.
Nothing solved my problem. finally i tried after disabling avast anti virus..it worked.