Can anyone help fix this script?

local box = script.Parent
local groupID = 1179056 -- ID number of your group
local rankNumber = 18 -- This rank and up can spawn the ship


local Vehicle = script.Parent.Vehicle:Clone()

function AbleAll(vehicle, able)
    for i, v in pairs(vehicle:GetChildren()) do
        if v:IsA("Script") and v.Parent.Name ~= "Missile" then
            v.Disabled = able
        else
            AbleAll(v, able)
        end
    end
end

AbleAll(Vehicle, true)

local CurrentVehicle = script.Parent.Vehicle

local Regen = script.Parent.Regen
local ClickDetector = Regen.ClickDetector
local Display = Regen.Display.Label

local InUse = false
local Debounce = false

function UpdateUse()
    Display.Text = Debounce and "REGENERATING" or InUse and "VEHICLE IS IN USE" or "REGEN"
end

function HandleVehicle(vehicle)
    InUse = false
    local seats = {}

    local function CheckUse()
        local used = false
        for i, v in pairs(seats) do
            if v then
                used = true
            end
        end
        InUse = used
        UpdateUse()
    end

    local function GetAllSeats(vehicle)
        for i, v in pairs(vehicle:GetChildren()) do
            if v:IsA("VehicleSeat") or v:IsA("Seat") then
                table.insert(seats, false)
                local id = #seats
                v.ChildAdded:connect(function(child)
                    if child.Name == "SeatWeld" then
                        seats[id] = true
                        CheckUse()
                    end
                end)
                v.ChildRemoved:connect(function(child)
                    if child.Name == "SeatWeld" then
                        seats[id] = false
                        CheckUse()
                    end
                end)
            elseif v:IsA("Model") then
                GetAllSeats(v)
            end
        end
    end
    GetAllSeats(vehicle)
end

HandleVehicle(script.Parent.Vehicle)

ClickDetector.MouseClick:connect(function()
    if not InUse and not Debounce then
        Debounce = true
        UpdateUse()
        CurrentVehicle:Destroy()
        CurrentVehicle = Vehicle:Clone()
        CurrentVehicle.Parent = Workspace
        CurrentVehicle:MakeJoints()
        Delay(0.5,
            function() AbleAll(CurrentVehicle, false)
        end)
        HandleVehicle(CurrentVehicle)
        wait(5)     
        Debounce = false
        UpdateUse()
    end
end)