[Zope] ldap user folder authentication prob

Hi all zope 2.4 running on win98. i-planet directory release 5. the new ldap user folder product. installed the ldap user folder and can query users by uid, cn etc in the users screen however when I try to actually access a protected object i can't get in. the log shows (9) Nov 22 11:07:10: root not found (getUser) (9) Nov 22 11:07:04: jon connect returned cn=Jonathan Cheyne,ou=People,ou=Contacts,dc=foe,dc=co,dc=uk subsequent attempts show (9) Nov 22 11:22:24: root not found (getUser) (9) Nov 22 11:22:19: User jon found in cache and so on Clues and hints ... ? Cheers Jonathan