diff --git a/module/common/view/header.html.php b/module/common/view/header.html.php
index 63182fb044..e0717d2dee 100755
--- a/module/common/view/header.html.php
+++ b/module/common/view/header.html.php
@@ -25,7 +25,7 @@ include 'chosen.html.php';
       </div>
     </div>
   </div>
-  <?php if(isset($lang->{$app->tab}->menu->$activeMenu) and isset($lang->{$app->tab}->menu->$activeMenu['subMenu'])):?>
+  <?php if(isset($lang->{$app->tab}->menu->$activeMenu) and is_array($lang->{$app->tab}->menu->$activeMenu) and isset($lang->{$app->tab}->menu->{$activeMenu}['subMenu'])):?>
   <div id='subHeader'>
     <div class='container'>
       <div id="pageNav" class='btn-toolbar'><?php if(isset($lang->modulePageNav)) echo $lang->modulePageNav;?></div>