I had this behaviour (or one very similar to the original submitted by Francis) on my shiny new Ubuntu 9.04 laptop. After having set up the DVD drive "region code set" via regionset (+rebooted the system), totem and VLC were able to play DVDs. It may not apply to every system, but may be worth a try anyway...
-- Cannot play DVDs - Could not open location; you might not have permission to open the file https://bugs.launchpad.net/bugs/342890 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs