CreatureEvent help error in outfit for vocation

[jhonatan12]

I have this scripts

-- Script by Cybermaster
   -- Fix by Shawak
--Rescripted, based on vocations
 
  --[[
        [1] = Sorcerer
        [2] = Druid
        [3] = Paladin
   [4] = Knight
   [5] = Master Sorcerer
   [6] = Elder Druid
   [7] = Royal Paladin
   [8] = Elite Knight
]]--
 
 
local outfits = {
        [1] = {lookType = 266, lookHead = 114 , lookBody = 18, lookLegs = 94, lookFeet = 0, lookTypeEx = 0, lookAddons = 0},
        [2] = {lookType = 266, lookHead = 114 , lookBody = 18, lookLegs = 94, lookFeet = 0, lookTypeEx = 0, lookAddons = 0},
        [3] = {lookType = 266, lookHead = 114 , lookBody = 18, lookLegs = 94, lookFeet = 0, lookTypeEx = 0, lookAddons = 0},
        [4] = {lookType = 75, lookHead = 114 , lookBody = 18, lookLegs = 94, lookFeet = 0, lookTypeEx = 0, lookAddons = 0},
        [5] = {lookType = 301, lookHead = 114 , lookBody = 18, lookLegs = 94, lookFeet = 0, lookTypeEx = 0, lookAddons = 0},
   [6] = {lookType = 301, lookHead = 114 , lookBody = 18, lookLegs = 94, lookFeet = 0, lookTypeEx = 0, lookAddons = 0},
   [7] = {lookType = 301, lookHead = 114 , lookBody = 18, lookLegs = 94, lookFeet = 0, lookTypeEx = 0, lookAddons = 0},
   [8] = {lookType = 301, lookHead = 114 , lookBody = 18, lookLegs = 94, lookFeet = 0, lookTypeEx = 0, lookAddons = 0}
}
 
function onLogin(cid)
        local voc_id = getPlayerVocation(cid)
        if getPlayerVocation(cid) > 0 then
                doSetCreatureOutfit(cid, outfits[voc_id], -1)
        end
        return TRUE
end

But the console send me this error

04/03/2012 13:47:02] [Error - CreatureScript Interface]
[04/03/2012 13:47:02] data/creaturescripts/scripts/outfit.luanLogin
[04/03/2012 13:47:02] Description:
[04/03/2012 13:47:02] attempt to index a nil value
[04/03/2012 13:47:02] stack traceback:
[04/03/2012 13:47:02] [C]: in function 'doSetCreatureOutfit'
[04/03/2012 13:47:02] data/creaturescripts/scripts/outfit.lua:31: in function

 

[Critico]

function onLogin(cid)
        if outfits[getPlayerVocation(cid)] then
                doSetCreatureOutfit(cid, outfits[getPlayerVocation(cid)], -1)
        end
        return TRUE
end