I\'m having some issues with Google Play Services and Unity 5.0.4. The issue occurs when I want to build my build my project, I get the following error
There can be following possible problems:
Check following posts to get the pointer :
http://forum.unity3d.com/threads/commandinvokationfailure-android-asset-packaging-tool-failed-no-stderr-to-lookup.274631/
http://answers.unity3d.com/questions/1074000/unity-5-android-build-failed-to-re-package-resourc.html
https://github.com/playgameservices/play-games-plugin-for-unity/issues/900
https://github.com/playgameservices/play-games-plugin-for-unity/issues/1011
Error building player for Android in Unity?
EDIT :
You are missing res
folder in plugins.
Check this answer : https://stackoverflow.com/a/38076937/4366237
And this forum post : http://forum.unity3d.com/threads/help-cant-build-project-after-trying-to-use-google-play-services.243284/