package systemd-sysv 232-21ubuntu7.1 failed to install/upgrade: subprocess installed post-removal script returned error exit status 2

[Terence Cummins]

I'm not sure

ProblemType: Package
DistroRelease: Ubuntu 17.04
Package: systemd-sysv 232-21ubuntu7.1
ProcVersionSignature: Ubuntu 4.10.0-37.41-generic 4.10.17
Uname: Linux 4.10.0-37-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.20.4-0ubuntu4.5
Architecture: amd64
Date: Mon Oct 30 15:10:51 2017
ErrorMessage: subprocess installed post-removal script returned error exit status 2
InstallationDate: Installed on 2014-02-21 (1347 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
RelatedPackageVersions:
 dpkg 1.18.10ubuntu2
 apt 1.4.6~17.04.1
SourcePackage: systemd
Title: package systemd-sysv 232-21ubuntu7.1 failed to install/upgrade: subprocess installed post-removal script returned error exit status 2
UpgradeStatus: No upgrade log present (probably fresh install)

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1728365, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.