On Sun, 2006-12-31 at 10:57 +1300, Rob Brown-Bayliss wrote: > These are rented movies dvd's... All worked fine at the store when I > took them back, and I rented some more, same thing, some will work, > and the others don't Even some of those can be bad. Though I'd only expect a few. > lsdvd is not much use if fedora does not recognize that there is a > disk in the drive. Though, if you get a report about difficulty reading the discs that do work, it raises your suspicions. Drives can still play discs, apparently fine, to us, but actually not be reading them very easily. > I would have thought if the drive it's self was failing then the > reading of discs would be intermitent, I would agree. > but as it stands the drive will either always read the disc or always > fail to see the disc. I thought it mightr have been a region code > problem, but all the discs I have been using are from the same region. > It seems to simply ignore some and accept others. Compatibility issues springs to mind, such as discs that are designed to be difficult to play on a computer, as a rather lame anti-piracy effort.