问有一个错误，我不知道如何修复roblox

EN

local place = game.Players.LocalPlayer.PlayerGui

function inventrans(amount)
   if place.inven.InvenSee:FindFirstChild("Lava")then
       place.Lava.Amount.value = place.Amount.value+amount
       script.Parent.Amount = script.Parentarent.Amount-amount 
   else
       game.ReplicatedStorage.StorageIco.Lava:clone(1).Parent = 
          game.Players.LocalPlayer.PlayerGui.inven.InvenSee.Lava
       place.Lava.Amount.value = place.Amount.value+amount
       script.Parent.Amount = script.Parentarent.Amount-amount
   end
end

inventrans(23)