boss kill

[mmheo]

when player kill player in pk i get this error and no dead human just tp to temple
im use 0.4

local config = {
     ['hero'] = {storage = 19524, message = 'the second addon of ... Demonhunter', outfit = {6, 2}},
     ['dwarf'] = {storage = 19724, message = 'the first addon of Demonhunter',  outfit = {6, 1}},
     ['dragon'] = {storage = 19447, outfit = {20, 1}}
}
function onKill(cid, target)
     local monster = config[getCreatureName(target):lower()]
     if isPlayer(target) or not monster or isSummon(target) then
         return true
     end
if getPlayerStorageValue(cid, monster.storage) == 0 then
         doPlayerAddOutfitId(cid, monster.outfit[1], monster.outfit[2])
         setPlayerStorageValue(cid, monster.storage, 1)
         doPlayerSendTextMessage(cid, MESSAGE_INFO_DESCR, 'Congratulations, you have killed a '..getCreatureName(target)..' and received '..monster.message..'.')
     end
     return true
end

f5