Similar thread further down the page, so its not an isolated problem:
http://www.project1999.org/forums/sh...d.php?t=107202
I'd delete the files for the zone you went into (see above thread) and if you've been doing anything freaky with your UI, try deleting the character's file in your P99 folder. As soon as he logs in it'll create another one, but you'll have to redo your UI ^^