.

action.defaultadmin.php

@@ -83,7 +83,7 @@ $place = $this->CreateInputSelectList($id, $name, $groupNames,
      $selected, 10, '', false);
 $smarty->assign('selectgroup',$place);
 
-$formValues = array(); $hiddenParameters = '';
+$formValues = array(); $hiddenParameters = array();
 foreach ($params as $key => $value) {
   if ($key == 'search' || $key == 'action') continue;
   if ($key == 'Grupp' && $value == 'None') continue;