Horse stables (yes again)
 

insidemain_stable1.nw
Cove town Horse stable
the cloth making oven there, well it ends up putting you IN the wall and into an area you just cant fit through to get out of.

**Or the other incident when the happless player walked up to hte front of it with a horse following them, and the horse stands on the wall (if not partially) and is unpushable, and your still trappped there.