After some research I have found that GunGame blocks the "fullupdate" command.
Does that have something to do with HLTV not working with GunGame?
http://forums.alliedmods.net/showthread.php?t=42159
Is it possible to do it in some other way so we are able to record our gungame server 24/7.
*sorry that I'm posting a reply to my own post... but it has gone a couple of weeks now without a single answer