Help with a simple script

[Fumobix]

I need to get to work the StepOut, StepIn is working fine, help please
The error is error luadoremove item, item not found... have tried in many different ways but i cannot get it to work, or it gives me a nill error or this one
<movevent type="StepIn" uniqueid="10225" event="script" value="spa.lua"/>
<movevent type="StepOut" uniqueid="10225" event="script" value="spa.lua"/>

function onStepIn(cid, item, position, fromPosition)
local itemid = 1386
local pos = {x=461, y=1374, z=10, stackpos=1}
	if isPlayer(cid) == TRUE
	then 
	doCreateItem(itemid, 1, pos)
end
return true
end

function onStepOut(cid, item, position, fromPosition)
	if isPlayer(cid) == TRUE
	then 
		doRemoveItem(pos, 1)
end
return TRUE
end

 

[Cykotitan]

local itemid = 1386
local pos = {x=461, y=1374, z=10}

function onStepIn(cid, item, position, fromPosition)
	return isPlayer(cid) == TRUE and doCreateItem(itemid, 1, pos)
end

function onStepOut(cid, item, position, fromPosition)
	return isPlayer(cid) == TRUE and doRemoveItem(getTileItemById(pos, itemid).uid)
end

 

[Fumobix]

local itemid = 1386
local pos = {x=461, y=1374, z=10}

function onStepIn(cid, item, position, fromPosition)
	return isPlayer(cid) == TRUE and doCreateItem(itemid, 1, pos)
end

function onStepOut(cid, item, position, fromPosition)
	return isPlayer(cid) == TRUE and doRemoveItem(getTileItemById(pos, itemid).uid)
end

thanks working