Thanks for taking the time to file a bug!
It appears that the post-install failed to start the SSH server. The latest version of SSH came only with 4 security fixes so it is not obvious what would be causing this: http://changelogs.ubuntu.com/changelogs/pool/main/o/openssh/openssh_7.2p2-4ubuntu2.4/changelog Can you verify your sshd config is valid by running `sudo /usr/sbin/sshd -t && echo PASS || echo FAIL` can you also try manually starting the ssh server via `sudo systemctl restart ssh.service` and see if any error message appear in `sudo systemctl status ssh.service`? ** Changed in: openssh (Ubuntu) Status: New => Incomplete ** Changed in: openssh (Ubuntu) Importance: Undecided => Medium -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to openssh in Ubuntu. https://bugs.launchpad.net/bugs/1745027 Title: package openssh-server 1:7.2p2-4ubuntu2.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 Status in openssh package in Ubuntu: Incomplete Bug description: Started installing upgrade new kernels. But yesterday i did not finish seting up vlan. So in sshd config remained a address for vlan. in net conf was set up automatic vlan conf ProblemType: Package DistroRelease: Ubuntu 16.04 Package: openssh-server 1:7.2p2-4ubuntu2.4 ProcVersionSignature: Ubuntu 4.4.0-109.132-generic 4.4.98 Uname: Linux 4.4.0-109-generic i686 ApportVersion: 2.20.1-0ubuntu2.15 Architecture: i386 Date: Tue Jan 23 21:47:25 2018 ErrorMessage: subprocess installed post-installation script returned error exit status 1 InstallationDate: Installed on 2015-11-12 (803 days ago) InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta i386 (20150805) RelatedPackageVersions: dpkg 1.18.4ubuntu1.3 apt 1.2.24 SourcePackage: openssh Title: package openssh-server 1:7.2p2-4ubuntu2.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openssh/+bug/1745027/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp