some of my Xbox backups don't work can somebody help me??? i burnt sudeki and it didn't work it plays the microsoft movie then there comes a screen with sudeki. then it says disc dirty or damaged. other game LOTR the third age. i select the languege. there comes a load screen and it says disc dirty or damaged. i burnend them on a philps dvd-r my Xbox can only read -r so that isn't the problem. i burned silent hill 4 the room on a phips-r and worked perfect. so i think it's not the media could it be the record speed??? i burned them all 3 on maxium speed(8x) and i have 16x dvd burner. i also have burned a lot more games but on other dvd like verbatim and TX they all worked perfect. any one have suggetions of what have gone wrong. maybe damaged image or something????