I think that is the expected behaviour of apt-get... you should request to install libavcodec54 if you want to rpelace libavcodec-extra-54 with it. Then again, I do not really see the point in doing so.
** Changed in: vlc (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1334944 Title: Installing libavcodec-extra-54 removes vlc-nox To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/vlc/+bug/1334944/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs