game pass service not working ?

local player = script.Parent.Parent.Parent.Parent.Parent.Parent
local id = script.Parent.Link.Value
local List = {
a1, a2, b1, b2, c1, c2, d1, d2, e1, e2, f1, f2, g1, g2, h1
}

function GetItem(className,ID)
	if ID ~= 0 then
		Item = game:GetService("InsertService"):LoadAsset(ID):GetChildren()[1]
		if Item:IsA(className) then
			return Item
		else
			return false
		end
	else
		return 0
	end
end

function IsClass(item,className)
	if item then
		if item:IsA(className) then
			return true
		else
			return false
		end
	end
end


function list()
	if GamePassService:PlayerHasPass(player, id)  or player.Character.Name == "Players1" then
	if type(tonumber(FaceID.Text)) == "number" then
		Blarg = GetItem("Decal",tonumber(FaceID.Text))
		if IsClass(Blarg,"Decal") then
			pcall(function() C.Head:FindFirstChild("face"):remove() end)
			Blarg.Parent = C.Head
						else
		game:GetService("MarketplaceService"):PromptPurchase(player,id)	
			end
		end
	end
end



for i = 1,#List do
	List[i].MouseButton1Up:connect(function()
list()
	end)
end