Go to File, Preferences, Advanced, and toggle the "Use dvdnav (instead of libdvdread). By default on Ubuntu this is checked, try unchecking it, when done put it back again.
Technical notes, and other ideas.
Technical notes, and other ideas.
Go to File, Preferences, Advanced, and toggle the "Use dvdnav (instead of libdvdread). By default on Ubuntu this is checked, try unchecking it, when done put it back again.