Although an empty database is hardly a production condition, maybe a segfault triggered by a search for the empty suffix is something that you might want to investigate, in which case I can provide all the details you might need in order to reproduce the issue.
http://www.openldap.org/its File a bug. --Quanah -- Quanah Gibson-Mount Server Architect Zimbra, Inc. -------------------- Zimbra :: the leader in open source messaging and collaboration