package gdm3 3.26.1-3ubuntu3 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 10

[Michael Akamine]

Description: Ubuntu 17.10
Release: 17.10
:~$ apt-cache policy pkgname
N: Unable to locate package pkgname

I was running sudo apt upgrade.

ProblemType: Package
DistroRelease: Ubuntu 17.10
Package: gdm3 3.26.1-3ubuntu3
ProcVersionSignature: Ubuntu 4.13.0-36.40-generic 4.13.13
Uname: Linux 4.13.0-36-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.20.7-0ubuntu3.7
Architecture: amd64
Date: Thu Feb 22 16:33:39 2018
DpkgTerminalLog:
 Removing chrome-gnome-shell (9-0ubuntu1) ...
 Removing gdm3 (3.26.1-3ubuntu3) ...
 Please be sure to run "dpkg-reconfigure lxdm".
 dpkg: error processing package gdm3 (--remove):
  subprocess installed pre-removal script returned error exit status 10
DuplicateSignature:
 package:gdm3:3.26.1-3ubuntu3
 Removing gdm3 (3.26.1-3ubuntu3) ...
 Please be sure to run "dpkg-reconfigure lxdm".
 dpkg: error processing package gdm3 (--remove):
  subprocess installed pre-removal script returned error exit status 10
ErrorMessage: subprocess installed pre-removal script returned error exit status 10
InstallationDate: Installed on 2018-02-20 (2 days ago)
InstallationMedia: Lubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
Python3Details: /usr/bin/python3.6, Python 3.6.3, python3-minimal, 3.6.3-0ubuntu2
PythonDetails: /usr/bin/python2.7, Python 2.7.14, python-minimal, 2.7.14-2ubuntu1
RelatedPackageVersions:
 dpkg 1.18.24ubuntu1
 apt 1.5.1
SourcePackage: gdm3
Title: package gdm3 3.26.1-3ubuntu3 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 10
UpgradeStatus: Upgraded to artful on 2018-02-20 (2 days ago)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Daniel van Vugt (vanvugt)]

Thank you for reporting this bug to Ubuntu.
Ubuntu 17.10 (artful) reached end-of-life on July 19, 2018.

See this document for currently supported Ubuntu releases:
https://wiki.ubuntu.com/Releases

We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test. If you then find the bug is still present in the newer Ubuntu version, please add a comment here telling us which new version it is in and change the bug status to Confirmed.