diff --git a/inc/drivers_ldap.php b/inc/drivers_ldap.php
index ba8d549b..f087ac51 100644
--- a/inc/drivers_ldap.php
+++ b/inc/drivers_ldap.php
@@ -140,22 +140,38 @@ class ldapDriver
     $ret = array();
 
     foreach($this->baseDNUsers as $baseDNUsers) {
-      $entry = $query($this->connect,$baseDNUsers,$this->filterUsers,$attributes);
+      $entry = $query($this->connect, $baseDNUsers, $this->filterUsers, $attributes);
 
-      if (!ldap_first_entry($this->connect,$entry)) {
+      if (! $entry) {
+          $c->messages[] = sprintf(translate('Error NoUserFound with filter >%s<, attributes >%s< , dn >%s<'),
+                                   $this->filterUsers,
+                                   join(', ', $attributes),
+                                   $baseDNUsers);
+          dbg_error_log('LDAP', 'Error NoUserFound with filter >%s<, attributes >%s< , dn >%s<',
+                                   $this->filterUsers,
+                                   join(', ', $attributes),
+                                   $baseDNUsers);
+          return $ret;
+      }
+
+      if (! ldap_first_entry($this->connect, $entry)) {
         $c->messages[] = sprintf(translate('Error NoUserFound with filter >%s<, attributes >%s< , dn >%s<'),
                                  $this->filterUsers,
                                  join(', ', $attributes),
                                  $baseDNUsers);
+        return $ret;
       }
+
       $row = array();
-      for($i = ldap_first_entry($this->connect,$entry);
-          $i && $arr = ldap_get_attributes($this->connect,$i);
-          $i = ldap_next_entry($this->connect,$i) ) {
+      for ($i = ldap_first_entry($this->connect,$entry);
+           $i && $arr = ldap_get_attributes($this->connect,$i);
+           $i = ldap_next_entry($this->connect,$i) ) {
         $row = array();
+
         for ($j=0; $j < $arr['count']; $j++) {
           $row[$arr[$j]] = $arr[$arr[$j]][0];
         }
+
         $ret[]=$row;
       }
     }