Just happened to me too. However after a reboot the messages did not show up anymore. Where can I find these messages in the logs?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/647404 Title: Udev worker error during boot "worker [XX] did not accept message -1 (Connection refused), kill it -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs