It sounds like you have wrong settings for the compiler.
Double-check that your settings are the same as listed here:
<LINK_TEXT text=“https://github.com/PetteriAimonen/QuadP … n-programs”>Getting started · PetteriAimonen/QuadPawn Wiki · GitHub</LINK_TEXT>
I really suggest to use the compiler from git repo (set the compiler path) because it is tested to work.