h; we haven't defined this method yet.    </li>
  </ol>
    <p>
      <code>onCreate()</code> should now look like this:</p>
      <pre>
    &#64;Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.notepad_list);
        mDbHelper = new NotesDbAdapter(this);
        mDbHelper.open();
        fillData();
    }</pre>
      <p>And be sure you have the <code>mDbHelper</code> field definition (right
      under the mNoteNumber