com.android.build.api.transform.TransformException: java.util.zip.ZipException: duplicate entry: com/google/android/gms/internal/zzbn.class

Question

After adding the firebase sdk to gradle facing the below issue.

Error:Execution failed for task \':app:transformClassesWithJarMergingForDebug\'.

Answer 1

Just execute command - ./gradlew :app:dependencies and then see if the libs you are using internally using any other versions of google play service .If yes then remove or update those libs.