Unable to instantiate Fragment

Question

Unable to instantiate fragment make sure class name exists, is public, and has an empty constructor that is public

Is it because my Fr

Answer 1

public static class MyDialogFragment extends DialogFragment {

    public MyDialogFragment(){

    }

    public Dialog onCreateDialog(Bundle savedInstanceState) {
            LinearLayout main = new LinearLayout(getActivity());
    main.setOrientation(LinearLayout.VERTICAL);


            return (new AlertDialog.Builder(getActivity()).setTitle(
    getText("Title")).setView(main).create());
            }
 }