Android facebook applicationId cannot be null

Question

I\'ve been following the following tutorial to integrate my app with Facebook. Facebook tutorial

I\'ve followed everything on the tutorial, but I\'ve been getting

Answer 1

This little code modification at the activity helped me.

@Override
    protected void onCreate(Bundle savedInstanceState) {

        FacebookSdk.sdkInitialize(getApplicationContext());
        AppEventsLogger.activateApp(getApplication());

        super.onCreate(savedInstanceState);
        ...................
        ...................    
}