Problem mit AutoIt bot

#include <GUIConstantsEx.au3>

GUICreate("jdsf", 250, 100)
GUICtrlCreateLabel("[F1] - Start", 8, 8)
GUICtrlCreateLabel("[ESC] - Ende", 8, 48)
GUISetState(@SW_SHOW)

HotKeySet("{F1}", "Start")
HotKeySet("{ESC}", "Ende")

While 1
	Sleep(500)
WEnd

Func Ende()
	Exit
EndFunc

Func Start()
While 1
	$PixelPosMapMark0 = PixelSearch(742 ,116 ,896 ,172 ,0x0710CF , 0)
	$PixelPosMapMark1 = PixelSearch(728 ,123 ,791 ,280 ,0x0710CF , 0)
	$PixelPosMapMark2 = PixelSearch(854 ,130 ,899 ,283 ,0x0710CF , 0)
	$PixelPosMapMark3 = PixelSearch(741 ,234 ,885 ,290 ,0x0710CF , 0)

;	$PixelPosPortalAusgang0 = PixelSearch(0 ,0 ,@DesktopWidth, @DesktopHeight, 0x95936A, 0)

	$PixelPosPortalEingang0 = PixelSearch(0 ,0 ,@DesktopWidth, @DesktopHeight, 0x7CB7EF, 0)

;	$PixelPosEdgevilleBanker0 = PixelSearch(0 ,0 ,@DesktopWidth, @DesktopHeight, 0x42395A, 0)



	Select
	Case	IsArray($PixelPosMapMark0)
			MouseClick("left", $PixelPosMapMark0[0], $PixelPosMapMark0[1], 1, 0)
			Sleep(5000)
	Case	IsArray($PixelPosMapMark1)
			MouseClick("left", $PixelPosMapMark1[0], $PixelPosMapMark1[1], 1, 0)
			Sleep(5000)
	Case	IsArray($PixelPosMapMark2)
			MouseClick("left", $PixelPosMapMark2[0], $PixelPosMapMark2[1], 1, 0)
			Sleep(5000)
	Case	IsArray($PixelPosMapMark3)
			MouseClick("left", $PixelPosMapMark3[0], $PixelPosMapMark3[1], 1, 0)
			Sleep(5000)


	Case	IsArray($PixelPosPortalEingang0)	 ;dieser case wird nicht ausgeführt 
			MouseClick("left", $PixelPosPortalEingang0[0], $PixelPosPortalEingang0[1], 1, 0)
			Sleep(5000)
			Return 1

	EndSelect

WEnd
EndFunc

Func Start2()
;code
;code
;code
;code
EndFunc