[DevLand][NPC] Błąd

[Drakos]

Witam , potrzebuje pomocy ponieważ na konsoli wyskakuje takie coś

luaSetNpcFocus <>. Creature not found

Lua Script Error: [Npc interface]
data/npc/scripts/frodo.lua : onThink

Z każdym npc , Wiecie może od czego ?

Skrypt Npc :

local focus = 0
local talk_start = 0
local target = 0
local following = false
local attacking = false

function onThingMove(creature, thing, oldpos, oldstackpos)

end


function onCreatureAppear(creature)

end


function onCreatureDisappear(cid, pos)
if focus == cid then
selfSay('Good bye then.')
focus = 0
talk_start = 0
end
end


function onCreatureTurn(creature)

end


function msgcontains(txt, str)
return (string.find(txt, str) and not string.find(txt, '(%w+)' .. str) and not string.find(txt, str .. '(%w+)'))
end


function onCreatureSay(cid, type, msg)
msg = string.lower(msg)

if (msgcontains(msg, 'hi') and (focus == 0)) and getDistanceToCreature(cid) < 4 then
selfSay('Hello, ' .. getCreatureName(cid) .. '! I sell jet pack (50zeni), shovels (20zeni), bag (5zeni), backpacks (10zeni), pick (50zeni), scythe (50zeni) , and torches (2zeni).')
focus = cid
talk_start = os.clock()

elseif msgcontains(msg, 'hi') and (focus ~= cid) and getDistanceToCreature(cid) < 4 then
selfSay('Sorry, ' .. getCreatureName(cid) .. '! I talk to you in a minute.')

elseif focus == cid then
talk_start = os.clock()

if msgcontains(msg, 'shovel') then
buy(cid,2554,getCount(msg),20)
elseif msgcontains(msg, 'backpack') then
buy(cid,1998,getCount(msg),10)
elseif msgcontains(msg, 'jet pack') then
buy(cid,2120,getCount(msg),20)
elseif msgcontains(msg, 'pick') then
buy(cid,2553,getCount(msg),50)
elseif msgcontains(msg, 'torch') then
buy(cid,2050,getCount(msg),2)
elseif msgcontains(msg, 'scythe') then
buy(cid,2550,getCount(msg),50)
elseif msgcontains(msg, 'bag') then
buy(cid,1987,getCount(msg),5)
elseif msgcontains(msg, 'worms') then
buy(cid,3976,getCount(msg),1)
elseif msgcontains(msg, 'fishing') then
buy(cid,2580,getCount(msg),100)
elseif msgcontains(msg, 'bye') and getDistanceToCreature(cid) < 4 then
selfSay('Good bye, ' .. getCreatureName(cid) .. '!')
focus = 0
talk_start = 0
end
end
end

function onThink()
doNpcSetCreatureFocus(focus)
if (os.clock() - talk_start) > 45 then
if focus > 0 then
selfSay('Next Please...')
end
focus = 0
end
if focus ~= 0 then
if getDistanceToCreature(focus) > 5 then
selfSay('Good bye then.')
focus = 0
end
end
end

Proszę Pomocy

 

[chojrak]

if (focus ~= nil) then
	doNpcSetCreatureFocus(focus)
end