package usrmerge 25ubuntu2 failed to install/upgrade: installed usrmerge package post-installation script subprocess returned error exit status 1

[Jimmy Lee]

Release Info:
Description: Ubuntu 22.04.1 LTS
Release: 22.04

Package info:
usrmerge:
  Installed: 25ubuntu2
  Candidate: 25ubuntu2
  Version table:
 *** 25ubuntu2 500
        500 http://archive.ubuntu.com/ubuntu jammy/main amd64 Packages
        100 /var/lib/dpkg/status

Attempting to upgrade 20.04 to 22.04.1 via "sudo do-release-upgrade", resulted in the attached error. The end of the main.log from dist-upgrade logs:

2022-08-12 01:05:41,314 DEBUG Not an UEFI system
2022-08-12 01:05:41,316 DEBUG demoted: 'libgl1-mesa-glx wslu'
2022-08-12 01:05:41,316 DEBUG found components: {'jammy': {'restricted', 'main', 'multiverse', 'universe'}, 'jammy-updates': {'restricted', 'main', 'multiverse', 'universe'}, 'jammy-security': {'restricted', 'main', 'multiverse', 'universe'}}
2022-08-12 01:05:41,316 DEBUG quirks: running StartUpgrade
2022-08-12 01:05:41,316 DEBUG running Quirks.StartUpgrade
2022-08-12 01:05:41,317 DEBUG skipping 'README' (no '.')
2022-08-12 01:05:41,317 DEBUG killing update-notifier
2022-08-12 01:05:41,348 DEBUG killing kblueplugd kbluetooth4
2022-08-12 01:05:41,375 DEBUG apt btrfs snapshots supported: False
2022-08-12 01:05:41,376 INFO cache.commit()
2022-08-12 01:15:51,870 ERROR got an error from dpkg for pkg: 'usrmerge': 'installed usrmerge package post-installation script subprocess returned error exit status 1'
2022-08-12 01:15:51,870 DEBUG running apport_pkgfailure() usrmerge: installed usrmerge package post-installation script subprocess returned error exit status 1
2022-08-12 08:16:38,297 ERROR Exception during pm.DoInstall()
Traceback (most recent call last):
  File "/tmp/ubuntu-release-upgrader-5onbsuo9/DistUpgrade/DistUpgradeView.py", line 220, in run
    res = pm.do_install(self.writefd)
apt_pkg.Error: E:Sub-process /usr/bin/dpkg returned an error code (1)
2022-08-12 08:16:38,425 ERROR SystemError from cache.commit(): installArchives() failed
2022-08-12 08:16:38,427 ERROR found exception: 'E:Sub-process /usr/bin/dpkg returned an error code (1)'
2022-08-12 08:21:11,788 DEBUG Running PostInstallScript: './xorg_fix_proprietary.py'
2022-08-12 08:21:11,867 DEBUG Running PostInstallScript: '/usr/lib/ubuntu-advantage/upgrade_lts_contract.py'

ProblemType: Package
DistroRelease: Ubuntu 22.04
Package: usrmerge 25ubuntu2
ProcVersionSignature: Microsoft 4.4.0-22000.653-Microsoft 4.4.35
Uname: Linux 4.4.0-22000-Microsoft x86_64
ApportVersion: 2.20.11-0ubuntu82.1
Architecture: amd64
CasperMD5CheckResult: unknown
Date: Fri Aug 12 01:15:51 2022
Dmesg: [ 0.025106] Microsoft 4.4.0-22000.653-Microsoft 4.4.35
ErrorMessage: installed usrmerge package post-installation script subprocess returned error exit status 1
PackageArchitecture: all
Python3Details: /usr/bin/python3.10, Python 3.10.4, unpackaged
PythonDetails: /usr/bin/python2.7, Python 2.7.18, python-is-python2, 2.7.17-4
RebootRequiredPkgs: Error: path contained symlinks.
RelatedPackageVersions:
 dpkg 1.21.1ubuntu2.1
 apt 2.4.7
SourcePackage: usrmerge
Title: package usrmerge 25ubuntu2 failed to install/upgrade: installed usrmerge package post-installation script subprocess returned error exit status 1
UpgradeStatus: Upgraded to jammy on 2022-08-12 (0 days ago)

[Launchpad Janitor (janitor)]

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

[strider22 (chris-priestdata)]

I have recorded my actions at
https://askubuntu.com/questions/1427529/upgrade-to-22-04-failed-error-got-error-from-postinstallscript

[strider22 (chris-priestdata)]

See above for the answer to usrmerge problem