diff --git a/pages/account/43.php b/pages/account/43.php
index c2b8ee9..f03a564 100644
--- a/pages/account/43.php
+++ b/pages/account/43.php
@@ -22,7 +22,7 @@
     mysql_query("delete from `notary` where `id`='$assurance'");
   }
 
-  if(intval($_REQUEST['userid']) <= 0)
+  if(intval(array_key_exists('userid',$_REQUEST)?$_REQUEST['userid']:0) <= 0)
   {
     $emailsearch = $email = mysql_escape_string(stripslashes($_REQUEST['email']));
     if(!strstr($email, "%"))