[Bug 1972027] Re: “Sub-process /usr/bin/dpkg returned an error code (1)” In Ubuntu

[Ubuntu Foundations Team Bug Bot]

Thank you for taking the time to report this bug and helping to make
Ubuntu better.  Reviewing your log files attached to this bug report it
seems that there is a problem with your installation media (CD/DVD).
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following the instructions at
https://help.ubuntu.com/community/HowToMD5SUM.  You might also retry
your installation with new media.  In the event that is is not in fact
an error with your installation media please set the bug's status back
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** Changed in: ubiquity (Ubuntu)
       Status: New => Incomplete

** Tags added: ident-mismatch

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https://bugs.launchpad.net/bugs/1972027

Title:
  “Sub-process /usr/bin/dpkg returned an error code (1)” In Ubuntu

Status in ubiquity package in Ubuntu:
  Incomplete

Bug description:
  I get this message every time I do sudo apt upgrade

  ProblemType: Bug
  DistroRelease: Ubuntu 22.04
  Package: ubiquity (not installed)
  ProcVersionSignature: Ubuntu 5.15.0-30.31-generic 5.15.30
  Uname: Linux 5.15.0-30-generic x86_64
  ApportVersion: 2.20.11-0ubuntu82
  Architecture: amd64
  CasperMD5CheckResult: unknown
  CurrentDesktop: ubuntu:GNOME
  Date: Fri May  6 16:36:34 2022
  InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed boot=casper quiet splash ---
  InstallationDate: Installed on 2018-04-28 (1469 days ago)
  InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
  ProcEnviron:
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: ubiquity
  Symptom: installation
  UpgradeStatus: No upgrade log present (probably fresh install)

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