Coupon Code Verify does not want to work?

This is a Coupon code to earn players a reward Of VIP Access & VIP items in Shop, The Code does not work when Clicked the Submit button. And I have No idea what Am I missing.

Coupon Frame

while not _G["GameDatabase"] do wait() end
while not _G["GameDatabase"].ready do wait() end
local CheckBought = _G["GameDatabase"].action["CheckBought"]
local AddBought = _G["GameDatabase"].action["AddBought"]
local UpdateData = _G["GameDatabase"].action["UpdateData"]

local player = script.Parent.Parent.Parent.Parent.Parent
local pnm = player.Name

local codes = {
	{"notafraid", true,
		function()
			if CheckBought(pnm, "PassVIP") then
				return false
			else
				AddBought(pnm, "PassVIP")
				return true
			end
		end,
		"Shadows 2 VIP!"
	},
}

main = script.Parent

local frs = {main.EnterCode, main.Invalid, main.YouGot, main.Expired}

function CloseAll()
	for i = 1, #frs do
		frs[i].Visible = false
	end
end
CloseAll()
frs[1].Visible = true

local codebox = frs[1].code
codebox.Text = ""
local enter = frs[1].enter
local gotwhat = frs[3].gotwhat
gotwhat.Text = ""

local bounce = false
enter.MouseButton1Click:connect(function()
	if codebox.Text == "" then return end
	if bounce then return end
	bounce = true
	local gett = string.lower(codebox.Text)
	local found = nil
	for i = 1, #codes do
		if string.lower(codes[i][1]) == gett then
			found = codes[i]
			break
		end
	end
	if found == nil then
		CloseAll()
		frs[2].Visible = true
		wait(5)
		CloseAll()
		frs[1].Visible = true
		bounce = false
		return
	elseif found[2] == false then
		CloseAll()
		frs[4].Visible = true
		wait(5)
		codebox.Text = ""
		CloseAll()
		frs[1].Visible = true
		bounce = false
		return
	else
		local run = found[3]()
		if run then
			CloseAll()
			frs[3].Visible = true
			gotwhat.Text = found[4]
			wait(7)
			CloseAll()
			codebox.Text = ""
			frs[1].Visible = true
			bounce = false
			return
		else
			CloseAll()
			frs[4].Visible = true
			wait(5)
			codebox.Text = ""
			CloseAll()
			frs[1].Visible = true
			bounce = false
			return
		end
	end
end)