The same problem. After sudo apt-get update indicator of update-notifier doesn't appear if updates available. All files in /var/lib/update- notifier are empty.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1246364 Title: update-notifier does not show a tray icon in xubuntu 13.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-notifier/+bug/1246364/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs