Firebase handleIntent AbstractMethodError

You should keep the Firebase libraties version and Google play services libraries similar. So update the version numbers of the Firebase libararies to 10.2.1:

Change:

compile 'com.google.firebase:firebase-core:10.0.1'
compile 'com.google.firebase:firebase-messaging:10.0.1'

To:

compile 'com.google.firebase:firebase-core:10.2.1'
compile 'com.google.firebase:firebase-messaging:10.2.1'

Yout must have every the google play service's line in tha same version

compile 'com.google.android.gms:play-services:11.0.1'
compile 'com.google.android.gms:play-services-maps:11.0.1'
compile 'com.google.firebase:firebase-core:11.0.1'
compile 'com.google.firebase:firebase-messaging:11.0.1'