That happens where a disc will work but not fully, maybe due to slight corruption in the burn process. Try: (i) Another burn at slower speed; or (ii) different burner; or (iii) different brand of disc. Burnt discs are not 'clones' of the original 'pressed' disc, see here for an explanation and tips: [Only registered and activated users can see links. ].
PS: Welcome to GPS Power herc [a Joisey Boy hey? ].