if it can help anyone, I had this problem on normal update/upgrade on 16.04.05 LTS if you notice the error message: /usr/local/bin/ckbcomp: not found my ckbcomp was in BIN not LOCAL/BIN. I copied it to BIN and rerun update/upgrade and the upgrade completely successfully. sorted.
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to console-setup in Ubuntu. https://bugs.launchpad.net/bugs/1782870 Title: package keyboard-configuration 1.108ubuntu15.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 Status in console-setup package in Ubuntu: Confirmed Bug description: Setting up keyboard-configuration (1.108ubuntu15.4) ... /usr/local/bin/setupcon: 806: /usr/local/bin/setupcon: /usr/local/bin/ckbcomp: not found dpkg: error processing package keyboard-configuration (--configure): subprocess installed post-installation script returned error exit status 1 dpkg: dependency problems prevent configuration of xserver-xorg-core: xserver-xorg-core depends on keyboard-configuration; however: Package keyboard-configuration is not configured yet. ProblemType: Package DistroRelease: Ubuntu 16.04 Package: keyboard-configuration 1.108ubuntu15.4 ProcVersionSignature: Ubuntu 4.15.0-24.26~16.04.1-generic 4.15.18 Uname: Linux 4.15.0-24-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.18 Architecture: amd64 Date: Sat Jul 21 10:51:21 2018 DuplicateSignature: package:keyboard-configuration:1.108ubuntu15.4 Setting up keyboard-configuration (1.108ubuntu15.4) ... /usr/local/bin/setupcon: 806: /usr/local/bin/setupcon: /usr/local/bin/ckbcomp: not found dpkg: error processing package keyboard-configuration (--configure): subprocess installed post-installation script returned error exit status 1 ErrorMessage: subprocess installed post-installation script returned error exit status 1 InstallationDate: Installed on 2017-07-05 (380 days ago) InstallationMedia: Ubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215.2) PackageArchitecture: all RelatedPackageVersions: dpkg 1.18.4ubuntu1.4 apt 1.2.27 SourcePackage: console-setup Title: package keyboard-configuration 1.108ubuntu15.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 UpgradeStatus: Upgraded to xenial on 2018-06-19 (31 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/console-setup/+bug/1782870/+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