diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 183a97f2091..a332c1a0c9b 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -366,6 +366,7 @@ if (! session_id() || ! isset($_SESSION["dol_login"]))
 		if ($result > 0)
 		{
 			//on récupère le sid
+			if ($ldapdebug) print "DEBUG: search_sid = ".$attributs[$ldapuserattr][0]."<br>\n";
 		  $user->search_sid = $ldap->getObjectSid($attributs[$ldapuserattr][0]);
 		  if ($ldapdebug) print "DEBUG: search_sid = ".$user->search_sid."<br>\n";
 		  $result=$user->fetch();