App crashing when mGoogleApiClient.connect(); is called

Question

I am trying to integrate a sign in feature for my app. But it crashes when the sign in button is pressed.

The log just shows that Signin button was clicked where mGoogle

Answer 1

add following with the app_id you registered from google in your Manifest file.

<meta-data android:name="com.google.android.gms.appstate.APP_ID"
   android:value="@string/app_id" />

if you're using this games too you might need to add following as well

<meta-data android:name="com.google.android.gms.games.APP_ID"
    android:value="@string/app_id" />

that could be the only reason. hope it helps