suppressing msgs alert

list Ian Diddams
Tue, 12 Dec 2017 10:45:43 +0000 (UTC)
Message-Id: <user-2657e5109d09@xymon.invalid>

 How do I suppress a msgs alert status for a particular client in 4.3.28?

Ive tried #nomsgs in the hosts.cfg entry.  I've also tried NOCOLUMNS:msgs

But both of them make no difference - the msgs alert is still showing .  I want nothing there at all :-)
cheers
ian