What is Error 803-3001? When your phone doesn't pass Google's SafetyNet, it corrupts an .xml file that is associated with your phone (your device id, I'd say) for that specific "save" of Heroes in your phone. The result is a bootloop of the game with the connection error 803-3001. This was initially thought of as a root ban, but it seems it is affecting other users (a good number, not rooted) as well. All it checks for is modification of the stock image. And as some manufacturers