Zimbra won't start. I receive the following error message:

Code:
Aug 29 11:24:03 zimbra zimbramon[4631]: 4631:info: 2006-08-29 11:24:01, STATUS: : Cannot: determine
Aug 29 11:25:14 zimbra slapd[4704]: @(#) $OpenLDAP: slapd 2.3.21 (Jun  1 2006 17:08:52) $       root@build.liquidsys.com:/home/build/p4/CRAY/ThirdParty/openldap/openldap-2.3.21/servers/slapd
^[[AAug 29 11:26:02 zimbra zimbramon[4719]: 4719:info: 2006-08-29 11:26:01, STATUS: : Cannot: determine
Aug 29 18:26:03 zimbra postfix/postqueue[4797]: fatal: Connect to the Postfix showq service: Permission denied
Aug 29 11:26:15 zimbra postfix/postmap[5294]: fatal: bad numerical configuration: message_size_limit =
Aug 29 11:26:16 zimbra postfix/postsuper[5295]: fatal: bad numerical configuration: message_size_limit =
Aug 29 11:26:17 zimbra postfix/postalias[5296]: fatal: bad numerical configuration: message_size_limit =
Aug 29 11:26:18 zimbra postfix[5297]: fatal: bad numerical configuration: message_size_limit =
Aug 29 11:26:30 zimbra postfix/postalias[5347]: fatal: bad numerical configuration: message_size_limit =
Aug 29 11:26:31 zimbra postfix[5348]: fatal: bad numerical configuration: message_size_limit =
Aug 29 11:28:02 zimbra zimbramon[5362]: 5362:info: 2006-08-29 11:28:01, STATUS: : Cannot: determine