FWIW, this happened again just now with an earlier (non PPA I guess) version of maas-dhcp:
Setting up isc-dhcp-server (4.2.4-7ubuntu12) ... isc-dhcp-server start/running, process 11190 isc-dhcp-server6 stop/pre-start, process 11233 Setting up maas-dhcp (1.5.2+bzr2282-0ubuntu0.2) ... stop: Unknown instance: invoke-rc.d: initscript isc-dhcp-server, action "stop" failed. dpkg: error processing package maas-dhcp (--configure): subprocess installed post-installation script returned error exit status 1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1346528 Title: maas-dhcp fails to install if isc-dhcp-server is not yet fully installed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/maas/+bug/1346528/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs