package systemd-sysv 237-3ubuntu10.3 failed to install/upgrade: installed systemd-shim package post-removal script subprocess returned error exit status 2

[Yossi Amon]

I was upgrading from 16.04 LTS to 18.04,
First error reported was the installation failure of "systemd-shim" package.
The following errors seemed to related.

18.04 got installed and running, but there may be related issues, I am not aware of yet.

Release:

lsb_release -rd
Description: Ubuntu 18.04.1 LTS
Release: 18.04

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: systemd-sysv 237-3ubuntu10.3
ProcVersionSignature: Ubuntu 4.15.0-32.35-generic 4.15.18
Uname: Linux 4.15.0-32-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.2
Architecture: amd64
Date: Tue Aug 21 11:37:16 2018
ErrorMessage: installed systemd-shim package post-removal script subprocess returned error exit status 2
InstallationDate: Installed on 2013-07-27 (1850 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424)
Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-3ubuntu1
PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2
 apt 1.6.3ubuntu0.1
SourcePackage: systemd
Title: package systemd-sysv 237-3ubuntu10.3 failed to install/upgrade: installed systemd-shim package post-removal script subprocess returned error exit status 2
UpgradeStatus: Upgraded to bionic on 2018-08-21 (0 days ago)

[Brian Murray (brian-murray)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1773859, so it 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.