It works, thank you so much for willing to help. You have saved me.

see below for more details...

1.
[root@mail ~]# mv /opt/zimbra/ssl/zimbra /opt/zimbra/ssl/zimbra_old2

2.
[root@mail ~]# /opt/zimbra/bin/zmcertmgr createca -new
** Creating directory /opt/zimbra/ssl/zimbra
** Creating directory /opt/zimbra/ssl/zimbra/ca
** Creating directory /opt/zimbra/ssl/zimbra/server
** Creating directory /opt/zimbra/ssl/zimbra/commercial
** Creating /opt/zimbra/ssl/zimbra/ca/zmssl.cnf...done
** Creating CA private key /opt/zimbra/ssl/zimbra/ca/ca.key...done.
** Creating CA cert /opt/zimbra/ssl/zimbra/ca/ca.pem...done.


3.
[root@mail ~]# /opt/zimbra/bin/zmcertmgr deployca
** Importing CA /opt/zimbra/ssl/zimbra/ca/ca.pem into CACERTS...done.
** Saving global config key zimbraCertAuthorityCertSelfSigned...failed.
** Saving global config key zimbraCertAuthorityKeySelfSigned...failed.
** Copying CA to /opt/zimbra/conf/ca...done.


4.
[root@mail ~]# /opt/zimbra/bin/zmcertmgr createcrt -new
** Creating /opt/zimbra/conf/zmssl.cnf...done
** Backup /opt/zimbra/ssl/zimbra to /opt/zimbra/ssl/zimbra.20111024161155
** Generating a server csr for download self -new -keysize 1024
** Backup /opt/zimbra/ssl/zimbra to /opt/zimbra/ssl/zimbra.20111024161155
** Retrieving Commercial CA cert from ldap...failed.
** Creating server cert request /opt/zimbra/ssl/zimbra/server/server.csr...done.
** Saving server config key zimbraSSLPrivateKey...failed.
** Signing cert request /opt/zimbra/ssl/zimbra/server/server.csr...done.

5.
[root@mail ~]# /opt/zimbra/bin/zmcertmgr deploycrt self
** Saving server config key zimbraSSLCertificate...failed.
** Saving server config key zimbraSSLPrivateKey...failed.
** Installing mta certificate and key...done.
** Installing slapd certificate and key...done.
** Installing proxy certificate and key...done.
** Creating pkcs12 file /opt/zimbra/ssl/zimbra/jetty.pkcs12...done.
** Creating keystore file /opt/zimbra/mailboxd/etc/keystore...done.
** Installing CA to /opt/zimbra/conf/ca...done.

It did not work after step 5.
Then I tried step 6 below. After step #6 below I start from step #1 through #5 again and everything are working again.

6.
mv /opt/zimbra/ssl/zimbra/server/server.crt /opt/zimbra/ssl/zimbra/server/old02-server.crt


Thank you so much for willing to help. You have saved me.


Y