error configuring servername in Zimbra

http://www.turnkeylinux.org/forum/support/20100910/zimbra-appliance-keep-getting-error-during-config-script

[zimbra@mail ~]$ zmcontrol stop
Host -n
	Stopping stats...Done
	Stopping mta...Done
	Stopping spell...Done
	Stopping snmp...Done
	Stopping archiving...Done
	Stopping antivirus...Done
	Stopping antispam...Done
	Stopping imapproxy...Done
	Stopping mailbox...Done
	Stopping logger...Done
	Stopping ldap...Done
[zimbra@mail ~]$ zmlocalconfig -e ldap_url=ldap://localhost:389
[zimbra@mail ~]$ zmlocalconfig -e ldap_master_url=ldap://localhost:389
[zimbra@mail ~]$ zmlocalconfig -e ldap_port=389
[zimbra@mail ~]$ zmlocalconfig -e ldap_host=localhost
[zimbra@mail ~]$ /opt/zimbra/libexec/zmsetservername mail
ERROR: service.FAILURE (system failure: ZimbraLdapContext) (cause: javax.naming.CommunicationException localhost:389)
Host -n
	Stopping stats...Done
	Stopping mta...Done
	Stopping spell...Done
	Stopping snmp...Done
	Stopping archiving...Done
	Stopping antivirus...Done
	Stopping antispam...Done
	Stopping imapproxy...Done
	Stopping mailbox...Done
	Stopping logger...Done
	Stopping ldap...Done
Started slapd: pid 27170
ldap_initialize( ldap://localhost:389 )
adding new entry "cn=mail.domain.com,cn=servers,cn=zimbra"

ERROR: service.FAILURE (system failure: ZimbraLdapContext) (cause: javax.net.ssl.SSLPeerUnverifiedException hostname of the server 'localhost' does not match the hostname in the server's certificate.)
[zimbra@mail ~]$ zmprov createDomain domain.com
ERROR: zclient.IO_ERROR (invoke Connection refused, server: localhost) (cause: java.net.ConnectException Connection refused)
[zimbra@mail ~]$