Grand corrupter - crash

[trev]

Ok killed the G C in the demon plane and tome immediately crashed.

[LOG] Death killed Grand Corruptor!
[LOG] Grand Corruptor deactivates Demon Plane.
Loading tile object/helm_iron.png
[THREAD] registering table: 0D7D7B38 userdata: 0D7D7F60 1
findFreeGrid using 52 14
findFreeGrid using 52 14
[LOG] #LIGHT_RED#You are brought back from the demon plane!
Lua Error: /engine/Map.lua:964: attempt to perform arithmetic on field 'x' (a nil value)
At [C]:-1
At /engine/Map.lua:964 displayParticles
At /engine/Map.lua:537 display
At /mod/class/Game.lua:565