diff --git a/inc/drivers_ldap.php b/inc/drivers_ldap.php
index 017537ea..c3203fef 100644
--- a/inc/drivers_ldap.php
+++ b/inc/drivers_ldap.php
@@ -718,16 +718,21 @@ function sync_LDAP_groups(){
                   //       in sync_LDAP and use more memory but not need
                   //       anymore trips to LDAP.
 
-                  $entry = ldap_read($ldapDriver->connect, $member, $filter,
+                  $entry = $query($ldapDriver->connect, $member, $filter,
                                      array($username_ldap_attribute));
                   $ldap_user_entry
                       = ldap_first_entry($ldapDriver->connect, $entry);
-                  $ldap_user_attributes
-                      = ldap_get_attributes($ldapDriver->connect,
-                                            $ldap_user_entry);
 
-                 $ldap_members_tmp[]
-                     = $ldap_user_attributes[$username_ldap_attribute][0];
+                  if (! $ldap_user_entry) {
+                      dbg_error_log( "ERROR", "%s not found in LDAP, not adding to group %s", $member, $group );
+                  } else {
+                      $ldap_user_attributes
+                          = ldap_get_attributes($ldapDriver->connect,
+                                                $ldap_user_entry);
+
+                     $ldap_members_tmp[]
+                         = $ldap_user_attributes[$username_ldap_attribute][0];
+                  }
               }
           } else {
             // No need to rewrite.