I'm trying to back up my son's ratchet and clank 3. I use nero 6 did copy disk. we put it in the flip top usin magic swap dvd disk put in back up of ratchet the screen changes but remains blank. I also tryed puting it through decrypter but that does exactly the same. The first I copied onto yellow datawrite the second yellow budget. I'v had no problems with these media in the past can anyone tell me what im doing wrong?