I really can’t say what the error would be caused by without being able to see the code/page that it’s on. Sorry.
Also, what browser are you using? Since this is on the msn groups it’s most likely Internet Explorer, right?
Once your room is registered nobody else will be able to gain control of it. The applet is only an ‘entrance’ route and not the actual room. The information about your room is stored in ChanServ’s database and is always present even when your not.
Nothing rhymes with Cindy Crawford after 9 coronas...