No static method zzUr() in Firebase when I try to use Analytics with Notifications

Question

I\'m starting to use the Firebase Cloud Messaging.

I have only the example code of the guide to use the Notifications and Analytics. If I don\'t install Analytics n

Answer 1

I had the same issue, as others said I used the same version for all firebase libraries, but it didn't worked:

compile 'com.google.firebase:firebase-core:9.6.0'
compile 'com.google.firebase:firebase-messaging:9.6.0'

I found that I must use the same version for play-services :

compile 'com.google.android.gms:play-services-analytics:9.6.0'
compile 'com.google.android.gms:play-services-base:9.6.0'
compile 'com.google.android.gms:play-services-gcm:9.6.0'