zimbra antivirus not started
This morning (16 april 10)there is a problem with our mail server. All users cannot received emails. we are using Zimbra CS. The POP3 and SMTP service was running. Later on, we checked that all emails are differed. Those mail are deffered because of the antivirus service are stop processing all those emails.
[zimbra@mail root]$ zmcontrol status
zmclamdctl is not running
Starting the zmclamdctl is not help. Even though it is said that the antivirus is running but the zmcontrol show that the antivirus still stop.
we have checked the clamav.log this shows as follws:
Wed Apr 14 15:02:22 2010 -> clamd daemon 0.92 (OS: linux-gnu, ARCH: i386, CPU: i686)
Wed Apr 16 15:02:22 2010 -> Log file size limited to 20971520 bytes.
Wed Apr 16 15:02:22 2010 -> Reading databases from /opt/zimbra/clamav/db
Wed Apr 16 15:02:22 2010 -> Not loading PUA signatures.
Wed Apr 16 15:02:22 2010 -> ERROR: Malformed database
please help me........for rectify this issue