When i click this button it says it cant be found?

So im making a tycoon kit that uses a gui and when i click a button i want it to detect when its clicked and i want to do it in one script, but it dont work please help! heres the script

local Player = game.Players.LocalPlayer

local Tycoon

local Ls = Player.leaderstats

local Cash = Ls.Cash

for _,buttons in pairs(script.Parent.Background.Buttons:GetChildren())do
    buttons.MouseButton1Click:connect(function(button)
        print("A button was clicked")
        --[[if buttons.Bought.Value == false then
            if Cash.Value >= buttons.Cost.Value then
                local Tycoon = game.Workspace.TycoonKit:FindFirstChild(Player.Owned_Tycoon.Value)
                 if Tycoon then
                    local Item = Tycoon.Buyables:FindFirstChild(buttons.Item.Value)
                     if Item then
                         Item.Parent = Tycoon.Bought
                         Cash.Value = Cash.Value - buttons.Cost.Value
                    end
                end
            end
        end--]]
    end)
end

But thats the part thats not working

buttons.MouseButton1Click:connect(function(button)