Yesterday I upgraded from Zimbra 5.0.18 to 6.0.5 on my Ubuntu 8.04. After the upgrade when I started Zimbra I have the exact same issue

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zimbra@ksp:~$ zmcontrol status
Host mail.ksp.gov.in
antispam Running
antivirus Running
ldap Running
logger Stopped
zmlogswatchctl is not running
mailbox Running
mta Running
snmp Running
spell Running
stats Running
zimbra@ksp:~$ zmprov gs `zmhostname` | grep -i installed
zimbraServiceInstalled: antivirus
zimbraServiceInstalled: antispam
zimbraServiceInstalled: logger
zimbraServiceInstalled: mailbox
zimbraServiceInstalled: mta
zimbraServiceInstalled: stats
zimbraServiceInstalled: snmp
zimbraServiceInstalled: ldap
zimbraServiceInstalled: spell