Error number: 0x13 (LDAP_CONSTRAINT_VIOLATION) Description: Some constraint would be violated by performing the action. This can happen when you try to add a second value to a single-valued attribute, for example.
Do you have slapo-constraint configured somewhere in your slapd.conf?
My ACL's in the master ldap server are:
Unlikey this is caused by insufficient access rights.
Ciao, Michael.