I have the same problem with one DVD (Harry Potter and the Philosopher's Stone), other DVD-s I have seem to play fine. I also tried ppa libdvdread4 but it made no difference.
e...@siil:~/filmid $ aptitude show libdvdread4 Package: libdvdread4 State: installed Automatically installed: yes Version: 4.1.3-4ubuntu2 ** Attachment added: "dvd_log.txt" http://launchpadlibrarian.net/26282882/dvd_log.txt -- 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