global $feedback;
global $error_msg;
- $group =& group_get_object($group_id);
+ $group = group_get_object($group_id);
if (!$group || !is_object($group)) {
$error_msg .= _('Error creating group object');
//create webcal group
plugin_hook('del_cal_group',$group_id);
- $group =& group_get_object($group_id);
+ $group = group_get_object($group_id);
if (!$group || !is_object($group)) {
exit_no_group();
} elseif ($group->isError()) {