Index: alternc/trunk/bureau/admin/mail_list.php
===================================================================
--- alternc/trunk/bureau/admin/mail_list.php	(revision 2843)
+++ alternc/trunk/bureau/admin/mail_list.php	(revision 2864)
@@ -67,5 +67,5 @@
 <h3><?php printf(_("Email addresses of the domain %s"),$domain); ?> : </h3>
 <?php
-if ($error) {
+if (isset($error) && $error) {
   echo "<p class=\"error\">$error</p>";
 }