quaterback club 2001

im a newbie but need some help, i burned a backup of quaterback club 2001 it seems to load fine with the boot up disk but half way into the game it will just blank out and the dreamcast menu pops up that says please insert a game disc! ive tryed adding dummy files, reburned it 3 times without luck can someone guide me through this dilema!!!! pleasssseeee!!!!!1 thanks