A couple people found that the BF merchants shifted locations, either when alt-tabbing, randomly, or (rarely) each time they entered the BF. Brian is likely shifted far enough left that he is inside something, and if the problem continues, should eventually come out the other side.
NPC locations can be changed;
Teleporting anywhere (via hex editor)Check your PM (click '
My Home' in the top menu bar, then 'Received Private Messages').
