Can you please attach the output of: $ cat /etc/apt/prefereneces $ cat /var/lib/synaptic/preferences
-- lyx-qt not installable via sources https://bugs.launchpad.net/bugs/97071 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs