Class 'MyFirebaseMessagingService' is not abstract and does not implement abstract base class member public abstract fun zzd(p0: Intent!)

Question

Here I have used FirebaseMessagingService in Kotlin but when I run the project it will give me the following error:

Class \'MyFirebaseMessagingService

Answer 1

We have the same problem with version 15.0.0.
Downgrade to 12.0.1 solves the problem.