Blank alert

[Premiums]

When I enter my rooms that don't have a guestroom floor I get a blank alert. I think its ment to say somthing like "Your room has no category, please select one from the list!" or somthing.
This is what I now get:

http://img254.imageshack.us/img254/4143/notice1ml3.png

[Blinger1]

been posted already ;)

[Hitman]

By me xoxox