findViewById() may produce NullPointerException

Question

I have many of these calls:

(ListView) getView().findViewById(R.id.main_list_view);
(TextView) getView().findViewById(R.id.items_no);
....

Answer 1

This is a known issue in android.support.v7.app.AppCompatActivity and it has been fixed in v24.

https://code.google.com/p/android/issues/detail?id=203345

You won't have any issues with android.support.v4.app.FragmentActivity or android.app.Activity