Yes this is a well known bug. Since I haven't played <img src="/ubbthreads/images/graemlins/div.gif" alt="" /> for a time now I cannmot say whether it is already fixed by the Patch or not.

When you find a big kettle of crazy, it's best not to stir it.
--Dilbert cartoon

"Interplay.some zombiefied unlife thing going on there" - skavenhorde at RPGWatch