stock cd player has trouble with cdr's

I burned one music CD that worked fine in my IS. Small data point, but it shows that it does work. It was a Memorex CD-R burned at 8X on a Sony CD-RW drive. By the way, this was a 'disc-copy' of the original CD, not a track-by-track creation.

Rob

------------------
2001 IS300
Spectra Blue Mica/Ivory
LS, LD, HH, SR, 17" wheels
2000 Jeep Grand Cherokee Limited
4.7L, QuadraDrive, UpCountry
Patriot Blue, Fully loaded