broken code

repeat wait() until game:GetService("Players").LocalPlayer
player = game:GetService("Players").LocalPlayer
local char = player.Character
while not char do
    wait()
    char = player.Character
end

local storage = game:WaitForChild("ReplicatedStorage")
local UserInputService = game:GetService("UserInputService")
local UIstorage = storage:WaitForChild("UI")
local open = script:WaitForChild("Door Open")
local close = script:WaitForChild("Door Close")


-- Interaction
local mouse = player:GetMouse()
mouse.Button1Down:connect(function(got)
if mouse.Target then
    if mouse.Target.Name == "Door" then
        print("Click to Enter")
            local boop = mouse.Target.Grab.Value
            local tp = boop:WaitForChild("Destination").Value
            local back = boop:WaitForChild("BackTP").Value
            local screw = back:WaitForChild("Script")

            if boop:WaitForChild("Event") and boop:WaitForChild("Destination") and boop:WaitForChild("BackTP") then
                boop.Event:FireServer()
                screw.Backdoor:FireServer()
                print("backdoor fired")
                local part = Instance.new("Part")
                part.Parent = game:GetService("Workspace")
                part.Name = "Teleportation"
                part.CFrame = CFrame.new(char:WaitForChild("Torso").Position)
                part.Anchored = true
                part.CanCollide = false
                print("Fired")
                open:Play()
                local transit = UIstorage:WaitForChild("Transition")
                transit:Clone().Parent = game:GetService("Players").LocalPlayer:WaitForChild("PlayerGui")
                wait(.5)
                char:WaitForChild("Torso").CFrame = CFrame.new(tp.Position)

                wait(.5)
                close:Play()
            end

        end
    end
end)