diff --git a/htdocs/comm/action/list.php b/htdocs/comm/action/list.php
index 51b9c5b43bb..ed2ce1340c7 100644
--- a/htdocs/comm/action/list.php
+++ b/htdocs/comm/action/list.php
@@ -136,7 +136,7 @@ if (is_array($extrafields->attribute_label) && count($extrafields->attribute_lab
 {
    foreach($extrafields->attribute_label as $key => $val)
    {
-		 $arrayfields["ef.".$key]=array('label'=>$extrafields->attribute_label[$key], 'checked'=>$extrafields->attribute_list[$key], 'position'=>$extrafields->attribute_pos[$key], 'enabled'=>$extrafields->attribute_perms[$key]);
+		if (! empty($extrafields->attribute_list[$key])) $arrayfields["ef.".$key]=array('label'=>$extrafields->attribute_label[$key], 'checked'=>$extrafields->attribute_list[$key], 'position'=>$extrafields->attribute_pos[$key], 'enabled'=>$extrafields->attribute_perms[$key]);
    }
 }