RM Categories Expand 1.0.1

Invalid argument supplied for foreach() in /www/xxx/internal_data/templates/S.1,L.1,resource_index.php, line 83

Code:

}
$__output .= '
       </ol>
     ';
}
else
{
$__output .= '
       <div>' . 'N/A' . '</div>
     ';
}
$__output .= '
   </div>

Issue with "else" on line 83