Any advice on this problem? Ubuntu Intrepid Ibex is my O/s. I am following the tutorial at http://www.howtoforge.com/openldap-samba-domain-controller-ubuntu7.10-p2 and got stuck at step 7 root@MORPHEUS:/etc/smbldap-tools# smbldap-populate -u 30000 -g 30000 Populating LDAP directory for domain MATRIX (S-1-5-21-3187900339-2444138113-64953448) (using builtin directory structure) entry dc=matrix,dc=corp already exist. adding new entry: ou=Users,dc=matrix,dc=corp failed to add entry: modifications require authentication at /usr/sbin/smbldap-populate line 499, <GEN1> line 12. adding new entry: ou=Groups,dc=matrix,dc=corp failed to add entry: modifications require authentication at /usr/sbin/smbldap-populate line 499, <GEN1> line 17. adding new entry: ou=Computers,dc=matrix,dc=corp failed to add entry: modifications require authentication at /usr/sbin/smbldap-populate line 499, <GEN1> line 22. adding new entry: ou=Idmap,dc=matrix,dc=corp failed to add entry: modifications require authentication at /usr/sbin/smbldap-populate line 499, <GEN1> line 27. adding new entry: uid=root,ou=Users,dc=matrix,dc=corp failed to add entry: objectClass: value #4 invalid per syntax at /usr/sbin/smbldap-populate line 499, <GEN1> line 55. adding new entry: uid=nobody,ou=Users,dc=matrix,dc=corp failed to add entry: objectClass: value #4 invalid per syntax at /usr/sbin/smbldap-populate line 499, <GEN1> line 83. adding new entry: cn=Domain Admins,ou=Groups,dc=matrix,dc=corp failed to add entry: objectClass: value #2 invalid per syntax at /usr/sbin/smbldap-populate line 499, <GEN1> line 95. adding new entry: cn=Domain Users,ou=Groups,dc=matrix,dc=corp failed to add entry: objectClass: value #2 invalid per syntax at /usr/sbin/smbldap-populate line 499, <GEN1> line 106. adding new entry: cn=Domain Guests,ou=Groups,dc=matrix,dc=corp failed to add entry: objectClass: value #2 invalid per syntax at /usr/sbin/smbldap-populate line 499, <GEN1> line 117. adding new entry: cn=Domain Computers,ou=Groups,dc=matrix,dc=corp failed to add entry: objectClass: value #2 invalid per syntax at /usr/sbin/smbldap-populate line 499, <GEN1> line 128. adding new entry: cn=Administrators,ou=Groups,dc=matrix,dc=corp failed to add entry: objectClass: value #2 invalid per syntax at /usr/sbin/smbldap-populate line 499, <GEN1> line 173. adding new entry: cn=Account Operators,ou=Groups,dc=matrix,dc=corp failed to add entry: objectClass: value #2 invalid per syntax at /usr/sbin/smbldap-populate line 499, <GEN1> line 195. adding new entry: cn=Print Operators,ou=Groups,dc=matrix,dc=corp failed to add entry: objectClass: value #2 invalid per syntax at /usr/sbin/smbldap-populate line 499, <GEN1> line 206. adding new entry: cn=Backup Operators,ou=Groups,dc=matrix,dc=corp failed to add entry: objectClass: value #2 invalid per syntax at /usr/sbin/smbldap-populate line 499, <GEN1> line 217. adding new entry: cn=Replicators,ou=Groups,dc=matrix,dc=corp failed to add entry: objectClass: value #2 invalid per syntax at /usr/sbin/smbldap-populate line 499, <GEN1> line 228. adding new entry: sambaDomainName=MATRIX,dc=matrix,dc=corp failed to add entry: invalid DN at /usr/sbin/smbldap-populate line 499, <GEN1> line 236.