Why is Fabric not initialized? java.lang.IllegalStateException: Must Initialize Fabric before using singleton()

Question

I set up Firebase Crashlytics according to Get started with Firebase Crashlytics for my Android app (using Android studio 3.1.3). On my own device as well as on the Emulator, ev

Answer 1

If you migrated from Fabric.io to Firebase, there must be some lines you need to DELETE from AndroidManifest.xml

With those lines, the Crashlytics plugin can NOT be initialized correctly by Firebase.