This crash only happens with one character--my empath, and it happens in the middle of a cast.
>
[leopard: checking mobs]
[leopard: target is now leopard]
[leopard]>stance defensive
Cast Round Time in effect: Setting stance to guarded.
[leopard]>cast leopard
>
You gesture at a mastodonic leopard.
*
* Connection to the game has been lost. You will need to login again to continue playing.
*
It won't happen in the wizard, but my script won't work in the wizard so bleh. It also seems to happen at the fifth cast, every time.