hi my xbox 360 has been flashed to what im not sure but it plays my backups and orginal games i brought the new tomb raider just came out and keeps asking for update gets a certain way then says plz clean disc and then thats that then you put an orginal old game in and plays again plz help on this its pulling my hair out i am new too this so help needed thanks the new tomb raider was brought from a shop its not a backup
