Thanks guys to solute this problem! I happened with me right this days and then I always have to use other players. Probably it's the same problem here. I will try to to fix as jjt said.
-- "Could not read from resource" error when playing encrypted DVD https://bugs.launchpad.net/bugs/219062 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is a bug assignee. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs