15:05:50: ACTION[ServerThread]: singleplayer uses fireballs:thundersword, pointing at [object 2]
15:05:50: ACTION[ServerThread]: singleplayer leaves game. List of players: 
15:05:50: ERROR[main]: ServerError: LuaError: ...p\minetest-0.4.8\bin\..\mods\fireballs/thunder_sword.lua:82: attempt to call method 'get_pos' (a nil value)
15:05:51: ERROR[main]: stack traceback:
15:05:51: ERROR[main]: 	...p\minetest-0.4.8\bin\..\mods\fireballs/thunder_sword.lua:82: in function 'hit_object'
15:05:51: ERROR[main]: 	...p\minetest-0.4.8\bin\..\mods\fireballs/thunder_sword.lua:55: in function <...p\minetest-0.4.8\bin\..\mods\fireballs/thunder_sword.lua:42>