onAddItem, cid problem

[d4rkbl0od]

hi! im having problem with cid on this function =/

function onAddItem(moveItem, tileItem, position, cid)
local newpos = {x=32791, y=32332, z=10}

if moveItem.itemid == 2016 then

      doSendMagicEffect(position,0)
      doTeleportThing(cid, newpos)

	  doCreatureSay(cid, "Muahahahaha...", TALKTYPE_ORANGE_1, false, 0, newpos)
      doSendMagicEffect(newpos,10)
	   doRemoveItem(moveItem.uid, 1)
	  else
      	  doCreatureSay(cid, "Muahahahaha...", TALKTYPE_ORANGE_1, false, 0, position)

end
return TRUE
end

console error :
<uaDoTeleportThing> Thing not found....
etc =/
what is causing this error? :O
does onadditem dont have cid in funcition?