buildscript { repositories { google() mavenCentral() } dependencies { classpath 'com.android.tools.build:gradle:4.2.1' classpath 'com.google.gms:google-services:4.3.8' classpath 'com.google.firebase:firebase-crashlytics-gradle:2.7.0' } } allprojects { repositories { google() mavenCentral() } }