I've tried the fix suggested by mjlcapdagde at #16 rm -r ~/.dvdcss
and it worked on Ubuntu-13.04 (updated from 12.04). It is the first time I see this bug and I'm using ubuntu since 06.06. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/502426 Title: DVD playback broken ("Media region code is mismatched to logical unit region") To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libdvdread/+bug/502426/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs