Android Studio-Java.exe is finished with non-zero exit value 2

Question

When I try to Run my app, I am getting this error:-

Error:Execution failed for task \':app:dexDebug\'.
> com.android.ide.common.process.ProcessException:          


        

Answer 1

Try

Build > Clean project

If it not working try to remove

compile fileTree(dir: 'libs', include: ['*.jar'])

then add lib separeately e.g.

compile files('libs/jncryptor-1.1.0.jar')