getting error .. help me please .!

[fewdox]

ERROR:

[02/08/2010 14:04:04] [Error - CreatureScript Interface]
[02/08/2010 14:04:04] data/creaturescripts/scripts/monsterhunter.luanKill
[02/08/2010 14:04:04] Description:
[02/08/2010 14:04:04] data/creaturescripts/scripts/monsterhunter.lua:23: attempt to call global 'doSetItemSpecialDescription' (a nil value)
[02/08/2010 14:04:04] stack traceback:
[02/08/2010 14:04:04] data/creaturescripts/scripts/monsterhunter.lua:23: in function <data/creaturescripts/scripts/monsterhunter.lua:2>

monsterhunter:

-- Copyright to teckman
function onKill(cid, target)

local config = {
monstername = "rotworm", -- monster name
needeedkills = 10, -- kills needed to complete quest
reward1 = 2160, -- first reward id
reward1count = 50, -- first reward count
wrightablereward = 5785, -- second reward id
effect = 15, -- effect used after completing quest
storage = 10001, -- storage of kills
hunterstorage = 10002, -- storage of completed quest
pos = getPlayerPosition(cid) -- replacement for cid is target
}
if(isMonster(target) == TRUE) then
if getCreatureName(target) == config.monstername then
if getPlayerStorageValue(cid, config.storage) == config.needeedkills-1 and getPlayerStorageValue(cid,config.hunterstorage) == -1 then
doCreatureSay(cid, "You killed "..config.needeedkills.." "..config.monstername..", you're a real "..config.monstername.." hunter. Here is your reward.", TALKTYPE_ORANGE_1)
setPlayerStorageValue(cid,config.hunterstorage,1)
doSendMagicEffect(config.pos, config.effect)
doPlayerAddItem(cid,config.reward1,config.reward1count)
medal = doPlayerAddItem(cid,config.wrightablereward,1)
doSetItemSpecialDescription(medal, "This medal was given to "..getPlayerName(cid).." for killing "..config.needeedkills.." "..config.monstername.." and becoming a real "..config.monstername.." hunter.")
elseif getPlayerStorageValue(cid, config.storage) < config.needeedkills-1 then
setPlayerStorageValue(cid, config.storage,(getPlayerStorageValue(cid, config.storage))+1)
doCreatureSay(cid, "You need to kill "..config.needeedkills-getPlayerStorageValue(cid, config.storage).." "..config.monstername.." to become a "..config.monstername.." hunter.", TALKTYPE_ORANGE_1)
end
end
end
return TRUE
end

tanks

 

[Sonical]

function.lua add

function doSetItemSpecialDescription(uid, text)
	return doItemSetAttribute(uid, "description", tostring(text))
end