The above error doesn't appear to have anything to do with your DAEMON being set to gibberish but, rather, squid3 being removed (along with its init script) before squid.postinst tries to stop it. This is probably due to the Conflicts that should be a Breaks. Experimenting locally.
-- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to the bug report. https://bugs.launchpad.net/bugs/1473691 Title: [FFe] squid: Update to latest upstream release (3.5) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/squid3/+bug/1473691/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs