Android Error Building Signed APK: keystore.jks not found for signing config 'externalOverride'

Question

I get this error when I try to Build Signed APK. I recently upgraded to API 23 but Generated APK:s successfully after that. Im confused. Asking for help and advise how to solve

Answer 1

File -> Invalidate Caches & Restart...

Build -> Build signed APK -> check the path in the dialog