Craftingsystem Lite problem???

1013 21:49:26117 :: Traceback (most recent call last):

1013 21:49:26117 :: File "game.py", line 1613, in BINARY_Cube_Open

1013 21:49:26118 :: File "uiCube.py", line 483, in Refresh

1013 21:49:26118 :: KeyError
1013 21:49:26118 :: :
1013 21:49:26118 :: 1
1013 21:49:26118 ::

1013 21:50:33046 :: Traceback (most recent call last):

1013 21:50:33046 :: File "game.py", line 1643, in BINARY_Cube_Succeed

1013 21:50:33046 :: File "interfaceModule.py", line 1001, in SucceedCubeWork

1013 21:50:33047 :: File "uiCube.py", line 432, in Clear

1013 21:50:33047 :: File "uiCube.py", line 483, in Refresh

1013 21:50:33047 :: KeyError
1013 21:50:33047 :: :
1013 21:50:33047 :: 1
1013 21:50:33047 ::

quest cube begin
state start begin

function cube_open(vnum)
cube_results = {}
cube_needs = {}

cube_results[20083] = "460,1"
cube_needs[20083] = "145,1&30505,10&30500,10"

cmdchat("cube_npc_id "..vnum.."")
cmdchat("cs_result "..cube_results[vnum].."")
cmdchat("cs_need "..cube_needs[vnum].."")
command("cube open")
return
end

when 20083.click begin
cube.cube_open(20083)
end
when 20017.click begin
cube.cube_open(20017)
end
when 20022.click begin
cube.cube_open(20022)
end
end
end