>Only the first user to log on gets message service messages such as MUSTKEYENTERED type messages; all others do not. If users log out, the last one left will suddenly get message service messages.
>
>If anyone else has ever come across this situation, your comments would be helpful.

Sounds like it's trying to use msgsvc.dbf exclusive, but I don't know enough about msgsvc to tell you how to fix it, if it's the cause...

Chris.