Assuming you mean on the MAAS machines, here's the cluster controller (same on the region controller):
pjdc@barberry:~$ dpkg-query -W curtin curtin-common python-curtin curtin curtin-common 0.1.0~bzr399-0ubuntu1~14.04.1 python-curtin 0.1.0~bzr399-0ubuntu1~14.04.1 pjdc@barberry:~$ apt-cache policy curtin curtin-common python-curtin curtin: Installed: (none) Candidate: 0.1.0~bzr399-0ubuntu1~14.04.1 Version table: 0.1.0~bzr399-0ubuntu1~14.04.1 0 500 http://archive.ubuntu.com/ubuntu/ trusty-updates/universe amd64 Packages 0.1.0~bzr126-0ubuntu1 0 500 http://archive.ubuntu.com/ubuntu/ trusty/universe amd64 Packages curtin-common: Installed: 0.1.0~bzr399-0ubuntu1~14.04.1 Candidate: 0.1.0~bzr399-0ubuntu1~14.04.1 Version table: *** 0.1.0~bzr399-0ubuntu1~14.04.1 0 500 http://archive.ubuntu.com/ubuntu/ trusty-updates/main amd64 Packages 100 /var/lib/dpkg/status 0.1.0~bzr126-0ubuntu1 0 500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages python-curtin: Installed: 0.1.0~bzr399-0ubuntu1~14.04.1 Candidate: 0.1.0~bzr399-0ubuntu1~14.04.1 Version table: *** 0.1.0~bzr399-0ubuntu1~14.04.1 0 500 http://archive.ubuntu.com/ubuntu/ trusty-updates/main amd64 Packages 100 /var/lib/dpkg/status 0.1.0~bzr126-0ubuntu1 0 500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages pjdc@barberry:~$ ** Changed in: curtin (Ubuntu Trusty) Status: Incomplete => New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1791006 Title: deploying Ubuntu 18.04 with MAAS 1.9.5 fails during the final boot To manage notifications about this bug go to: https://bugs.launchpad.net/maas/+bug/1791006/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs