that's a part of a mailheader, a virus test mail. The Virus Scanner isn't working. What does the error 153 mean? tom
I found this about clamscan return codes: http://developer.apple.com/documentation/Darwin/Reference/ManPages/man1/clamscan.1.html It doesn't mention 153...
ClamAV isn't running as a daemon - it's using clamscan which is called whenever it's needed. So there's nothing to kill or start.