Код: Выделить всё
com.google.android.gms.common.api.ApiException: 16: Cannot find a matching credential.
at com.google.android.gms.common.api.internal.TaskUtil.setResultOrApiException(com.google.android.gms:play-services-base@@17.2.1:6)
at com.google.android.gms.internal.auth-api.zzaj.zzc(com.google.android.gms:play-services-auth@@18.0.0:2)
at com.google.android.gms.internal.auth-api.zzaa.dispatchTransaction(com.google.android.gms:play-services-auth@@18.0.0:6)
at com.google.android.gms.internal.auth-api.zzc.onTransact(com.google.android.gms:play-services-auth@@18.0.0:13)
at android.os.Binder.execTransactInternal(Binder.java:1021)
at android.os.Binder.execTransact(Binder.java:994)
Подробнее здесь: https://stackoverflow.com/questions/617 ... n-in-and-s