Hello Guys, I know this is an old issue, but after searching for days I never got any solution, I always get this errors every time I try the net groupmap list command [root@dc1 ~]# service ldap start Checking configuration files for slapd: config file testing succeeded [ OK ] Starting slapd: [ OK ] [root@dc1 ~]# service smb start Starting SMB services: [ OK ] Starting NMB services: [ OK ] [root@dc1 ~]# smbldap-populate Populating LDAP directory for domain testnet (S-1-5-21-3134338896-4002842771-617224089) (using builtin directory structure) adding new entry: dc=testnet adding new entry: ou=People,dc=testnet adding new entry: ou=Group,dc=testnet adding new entry: ou=Computers,dc=testnet adding new entry: ou=Idmap,dc=testnet adding new entry: uid=root,ou=People,dc=testnet adding new entry: uid=nobody,ou=People,dc=testnet adding new entry: cn=Domain Admins,ou=Group,dc=testnet adding new entry: cn=Domain Users,ou=Group,dc=testnet adding new entry: cn=Domain Guests,ou=Group,dc=testnet adding new entry: cn=Domain Computers,ou=Group,dc=testnet adding new entry: cn=Administrators,ou=Group,dc=testnet adding new entry: cn=Account Operators,ou=Group,dc=testnet adding new entry: cn=Print Operators,ou=Group,dc=testnet adding new entry: cn=Backup Operators,ou=Group,dc=testnet adding new entry: cn=Replicators,ou=Group,dc=testnet adding new entry: sambaDomainName=testnet,dc=testnet Please provide a password for the domain root: Changing UNIX and samba passwords for root New password: Retype new password: [root@dc1 ~]# net groupmap list [2011/06/22 11:17:19, 0] passdb/pdb_ldap.c:ldapsam_setsamgrent(3107) ldapsam_setsamgrent: LDAP search failed: No such object [2011/06/22 11:17:19, 0] passdb/pdb_ldap.c:ldapsam_enum_group_mapping(3179) ldapsam_enum_group_mapping: Unable to open passdb I hope someone would help,