Android studio Error “Unsupported Modules Detected: Compilation is not supported for following modules”

Question

I am using Android studio 1.0.1. I have a java module referred by other modules in my project. I have checked it out from SVN But now every

Unsupported Modu

Answer 1

Invalidating caches/Restart didn't worked for me. But simply deleting the caches folder in \Users\user.AndroidStudio(version)\system worked like a charm