Iniwrite() problem

#include <ButtonConstants.au3>
#include <ComboConstants.au3>
#include <EditConstants.au3>
#include <GUIConstantsEx.au3>
#include <StaticConstants.au3>
#include <WindowsConstants.au3>
#include <WinAPI.au3>
#Region ### START Koda GUI section ###
$Form1_1 = GUICreate("Form1_1", 170, 135, 222, 464)
$Save = GUICtrlCreateMenu("Save")
$hX = GUICtrlCreateInput("pos[0]", 16, 16, 49, 21)
$hY = GUICtrlCreateInput("pos[1]", 104, 16, 49, 21)
$MouseCoordX = GUICtrlCreateInput("-1", 16, 96, 49, 21)
$MouseCoordY = GUICtrlCreateInput("-1", 104, 96, 49, 21)
$N = GUICtrlCreateInput("1", 64, 56, 33, 21, BitOR($GUI_SS_DEFAULT_INPUT,$ES_CENTER))
GUISetState(@SW_SHOW)
#EndRegion ### END Koda GUI section ###

;pre-declare x & y

local $X[5]
local $Y[5]

;pre-declare end


HotKeySet("{SPACE}", "Var")

While 1

$nSet = GUICtrlRead($N)

$pos = MouseGetPos()
GUICtrlSetData($hX, $pos[0])
GUICtrlSetData($hY, $pos[1])

If $nSet > 0 then
GUICtrlSetData($MouseCoordX, $x[$nSet])
GUICtrlSetData($MouseCoordY, $y[$nSet])
EndIf


$Msg = GUIGetMsg()
Select

Case $msg = $GUI_EVENT_CLOSE
GUIDelete()
fileDelete(@tempDir & "\image9.jpg")
ExitLoop
Exit

Case $msg = $Save
IniWrite("Vars.ini", "Variables", "X", $X[5])

EndSelect

WEnd

Func Var()

If $nSet > 0 then
$x[$nSet] = $pos[0]
$y[$nSet] = $pos[1]
GUICtrlSetData($N, $nSet + 1)

EndIf

EndFunc