Erro TalkActions

function onSay(cid, words, param, channel)
if(param == '') then
doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_BLUE, "Command param required.")
return true
end

local t = string.explode(param, ",")
local ret = RETURNVALUE_NOERROR
local pos = getCreaturePosition(cid)

local id = tonumber(t[1])
if(not id) then
id = getItemIdByName(t[1], false)
if(not id) then
doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_BLUE, "Item wich such name does not exists.")
return true
end
end

local amount = 100
if(t[2]) then
amount = t[2]
end

local item = doCreateItemEx(id, amount)
if(t[3] and getBooleanFromString(t[3])) then
if(t[4] and getBooleanFromString(t[4])) then
pos = getCreatureLookPosition(cid)
end

ret = doTileAddItemEx(pos, item)
else
ret = doPlayerAddItemEx(cid, item, true)
end

if(ret ~= RETURNVALUE_NOERROR) then
doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_BLUE, "Couldn't add item: " .. t[1])
return true
end

doDecayItem(item)
if(not isPlayerGhost(cid)) then
doSendMagicEffect(pos, CONST_ME_MAGIC_RED)
end

return true
end