Hello,

I'm not able to login to the server it gave

A network service error has occurred.

when I press login.
zimbra@mail:~$ zmcontrol -v
Release 6.0.5_GA_2213.UBUNTU8 UBUNTU8 FOSS edition.
zimbra@mail:~$ zmcontrol stop & start
Host mail.domain.com
Starting ldap...Done.
Unable to determine enabled services from ldap.
Enabled services read from cache. Service list may be inaccurate.
Starting logger...Failed.
Starting logswatch...ERROR: service.FAILURE (system failure: ZimbraLdapContext) (cause: javax.net.ssl.SSLHandshakeException sun.security.validator.ValidatorException: PKIX path validation failed: java.security.cert.CertPathValidatorException: timestamp check failed)
zimbra logger service is not enabled! failed.


Starting mailbox...Done.
Starting antispam...Done.
Starting antivirus...Done.
Starting snmp...Done.
Starting spell...Done.
Starting mta...Done.
Starting stats...Done.
Any suggestion?