12
in ./admin/admin_header.php change line 47 from:
$moduleperm_handler =& xoops_gethandler('groupperm');
to:
$moduleperm_handler = xoops_gethandler('groupperm');
in ./admin/mygrouppermform.php change line 88 from:
$this->XoopsForm($title, 'groupperm_form', '', 'post')
to:
$parent::__construct($title, 'groupperm_form', '', 'post')