title: getGroup of Expandable List Adapter getting executed twice
body: <p>I have an expandable list adapter of which the getGroup and getView methods are getting executed twice for the last item in the array. I checked the array size, everything seems to proper. There is no duplicate item. </p>
  
  <p>Only problem is that this overriden method called twice for last row item in the list.</p>
  
  <pre><code> @Override
  public Object getGroup(final int groupPosition) {
  
      return groupList.get(groupPosition);
  }
  
  
  @Override
  public View getGroupView(final int groupPosition, boolean isExpanded,
          View convertView, ViewGroup parent) {
  
         // This is also getting called twice
    }
  </code></pre>
  
  <p>Can anyone please help</p>