Public bug reported: When installing maas-region-controller, avahi-deamon failed to install because it was it seemed to already be running.
$ apt-get -q install -y maas-region-controller .... [1invoke-rc.d: initscript avahi-daemon, action "start" failed. [0;1;31m●[0m avahi-daemon.service - Avahi mDNS/DNS-SD Stack Loaded: loaded (/lib/systemd/system/avahi-daemon.service; enabled; vendor preset: enabled) Active: [0;1;31mfailed[0m (Result: exit-code) since Sat 2018-09-15 19:42:29 UTC; 9ms ago Process: 22726 ExecStart=/usr/sbin/avahi-daemon -s [0;1;31m(code=exited, status=255)[0m Main PID: 22726 (code=exited, status=255) Sep 15 19:42:29 leafeon systemd[1]: Starting Avahi mDNS/DNS-SD Stack... Sep 15 19:42:29 leafeon avahi-daemon[22726]: Daemon already running on PID 21868 Sep 15 19:42:29 leafeon systemd[1]: [0;1;39mavahi-daemon.service: Main process exit.../a[0m Sep 15 19:42:29 leafeon systemd[1]: [0;1;31mFailed to start Avahi mDNS/DNS-SD Stack.[0m Sep 15 19:42:29 leafeon systemd[1]: [0;1;39mavahi-daemon.service: Unit entered fail...e.[0m Sep 15 19:42:29 leafeon systemd[1]: [0;1;39mavahi-daemon.service: Failed with resul...'.[0m Hint: Some lines were ellipsized, use -l to show in full. dpkg: error processing package avahi-daemon (--configure): subprocess installed post-installation script returned error exit status 1 dpkg: dependency problems prevent configuration of avahi-utils: avahi-utils depends on avahi-daemon; however: Package avahi-daemon is not configured yet. ** Affects: avahi (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1792978 Title: initscript avahi-daemon, action "start" failed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/avahi/+bug/1792978/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs