troque seu npc por esse.

 

local keywordHandler = KeywordHandler:new()

local npcHandler = NpcHandler:new(keywordHandler)
NpcSystem.parseParameters(npcHandler)

function onCreatureAppear(cid) npcHandler:onCreatureAppear(cid) end
function onCreatureDisappear(cid) npcHandler:onCreatureDisappear(cid) end
function onCreatureSay(cid, type, msg) npcHandler:onCreatureSay(cid, type, msg) end
function onThink() npcHandler:onThink() end

local node1 = keywordHandler:addKeyword({'promot'}, StdModule.say, {npcHandler = npcHandler, onlyFocus = true, text = 'I can promote you for 200000 gold coins. Do you want me to promote you?'})
node1:addChildKeyword({'yes'}, StdModule.promotePlayer, {npcHandler = npcHandler, cost = 200000, level = 2000, promotion = 2, text = 'Congratulations! You are now promoted.'})
node1:addChildKeyword({'no'}, StdModule.say, {npcHandler = npcHandler, onlyFocus = true, text = 'Alright then, come back when you are ready.', reset = true})

npcHandler:addModule(FocusModule:new())

Funcionou Só vlw