Actions in onActivityResult and “Error Can not perform this action after onSaveInstanceState”

Question

Implementing an app where the user can log in I have the following situation: If the user is logged in perform the action else start the login activity for result and if the

Answer 1

This exception is thrown whenever a FragmentTrasaction is commited after FragmentManager has saved its state. The easy and clean way is to check if FragmentManager has already saved state before showing a DialogFragment.

if(!getSupportFragmentManager.isStateSaved()) {
    MyDialogFragment dialogFragment = new MyDialogFragment()
    dialogFragment.show(getSupportFragmentManager, TAG);
}