Christian, There is an alert warning for MDB users who have multival-hi and multival-lo configured.
This doesn't exist in stock OpenLDAP 2.4 (It's an openldap 2.5 and later feature only).
--Quanah -- Quanah Gibson-Mount Product Architect Symas Corporation Packaged, certified, and supported LDAP solutions powered by OpenLDAP: <http://www.symas.com>