wats wrong with this script? (oracle)

[Sir MoX]

hello, can someone repair this scripts of oracle because when the oracle says the desitions is irreversible happens an error on the starter and nothing happens =/

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

function oracle(cid, message, keywords, parameters, node)
	if(not npcHandler:isFocused(cid)) then
		return false
	end

	local cityNode = node:getParent():getParent()
	local vocNode = node:getParent()

	local destination = cityNode:getParameters().destination
	local town = cityNode:getParameters().town
	local vocation = vocNode:getParameters().vocation

	if(destination ~= nil and vocation ~= nil and town ~= nil) then
		if(getPlayerLevel(cid) < parameters.level) then
			npcHandler:say('You must first reach level ' .. parameters.level .. '!', cid)
		else
			if getPlayerVocation(cid) > 0 then
				npcHandler:say('Sorry, You already have a vocation!')
			else
				doPlayerSetVocation(cid, vocation)
				doPlayerSetTown(cid, town)
	        	doTeleportThing(cid, destination)
				doSendMagicEffect(destination, CONST_ME_MAGIC_BLUE)
			end
        end
	end
	npcHandler:resetNpc()
	return true
end

function greetCallback(cid)
	if(getPlayerLevel(cid) < 8) then
		npcHandler:say('COME BACK WHEN YOU GROW UP, CHILD!')
		return false
	else
		return true
	end
end
npcHandler:setCallback(CALLBACK_GREET, greetCallback)
npcHandler:setMessage(MESSAGE_GREET, 'Hello |PLAYERNAME|. Are you prepared to face your destiny?')

local yesNode = KeywordNode:new({'yes'}, oracle, {level = 8})
local noNode = KeywordNode:new({'no'}, StdModule.say, {npcHandler = npcHandler, onlyFocus = true, moveup = 1, text = 'Then what vocation do you want to become?'})

local node1 = keywordHandler:addKeyword({'yes'}, StdModule.say, {npcHandler = npcHandler, onlyFocus = true, text = 'What city do you wish to live in? {Rhyves}, {Varak} or {Jorvik}?'})
	local node2 = node1:addChildKeyword({'varak'}, StdModule.say, {npcHandler = npcHandler, onlyFocus = true, town = 1, destination = {x=242, y=429, z=12}, text = 'Varak, eh? So what vocation do you wish to become? {Sorcerer}, {druid}, {paladin} or {knight}?'})
		local node3 = node2:addChildKeyword({'sorcerer'}, StdModule.say, {npcHandler = npcHandler, vocation = 1, onlyFocus = true, text = 'So, you wish to be a powerful magician? Are you sure about that? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
		local node3 = node2:addChildKeyword({'druid'}, StdModule.say, {npcHandler = npcHandler, vocation = 2, onlyFocus = true, text = 'Are you sure that a druid is what you wish to become? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
		local node3 = node2:addChildKeyword({'paladin'}, StdModule.say, {npcHandler = npcHandler, vocation = 3, onlyFocus = true, text = 'A ranged marksman. Are you sure? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
		local node3 = node2:addChildKeyword({'knight'}, StdModule.say, {npcHandler = npcHandler, vocation = 4, onlyFocus = true, text = 'A mighty warrior. Is that your final decision? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
	local node2 = node1:addChildKeyword({'rhyves'}, StdModule.say, {npcHandler = npcHandler, onlyFocus = true, town = 1, destination = {x=159, y=387, z=6}, text = 'Rhyves, eh? So what vocation do you wish to become? {Sorcerer}, {druid}, {paladin} or {knight}?'})
		local node3 = node2:addChildKeyword({'sorcerer'}, StdModule.say, {npcHandler = npcHandler, vocation = 1, onlyFocus = true, text = 'So, you wish to be a powerful magician? Are you sure about that? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
		local node3 = node2:addChildKeyword({'druid'}, StdModule.say, {npcHandler = npcHandler, vocation = 2, onlyFocus = true, text = 'Are you sure that a druid is what you wish to become? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
		local node3 = node2:addChildKeyword({'paladin'}, StdModule.say, {npcHandler = npcHandler, vocation = 3, onlyFocus = true, text = 'A ranged marksman. Are you sure? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
		local node3 = node2:addChildKeyword({'knight'}, StdModule.say, {npcHandler = npcHandler, vocation = 4, onlyFocus = true, text = 'A mighty warrior. Is that your final decision? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
	local node2 = node1:addChildKeyword({'jorvik'}, StdModule.say, {npcHandler = npcHandler, onlyFocus = true, town = 1, destination = {x=469, y=172, z=7}, text = 'Jorvik, eh? So what vocation do you wish to become? {Sorcerer}, {druid}, {paladin} or {knight}?'})
		local node3 = node2:addChildKeyword({'sorcerer'}, StdModule.say, {npcHandler = npcHandler, vocation = 1, onlyFocus = true, text = 'So, you wish to be a powerful magician? Are you sure about that? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
		local node3 = node2:addChildKeyword({'druid'}, StdModule.say, {npcHandler = npcHandler, vocation = 2, onlyFocus = true, text = 'Are you sure that a druid is what you wish to become? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
		local node3 = node2:addChildKeyword({'paladin'}, StdModule.say, {npcHandler = npcHandler, vocation = 3, onlyFocus = true, text = 'A ranged marksman. Are you sure? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
		local node3 = node2:addChildKeyword({'knight'}, StdModule.say, {npcHandler = npcHandler, vocation = 4, onlyFocus = true, text = 'A mighty warrior. Is that your final decision? This decision is irreversible!'})
			node3:addChildKeywordNode(yesNode)
			node3:addChildKeywordNode(noNode)
keywordHandler:addKeyword({'no'}, StdModule.say, {npcHandler = npcHandler, onlyFocus = true, text = 'Then come back when you are ready.'})

npcHandler:addModule(FocusModule:new())

 

[Sir MoX]

I have noticed that a lot of person have this problem and if some could fix one could fix many ^^

 

[Sir MoX]

Its the only problem that i have in my server and then will be ready to lunch but i need to be ready