[Bug 2083117] Re: Attempting to upgrade Kubuntu from 22.04 to 24.04 via ugrade invitation in notifications. Repeatedly failed with "An unresolvable problem occurred while calculating the upgrade" despite purging all unofficial packages and repositories

[Rik Mills]

*** This bug is a duplicate of bug 2078589 ***
    https://bugs.launchpad.net/bugs/2078589

** This bug has been marked a duplicate of bug 2078589
   fight: desktop-base vs kubuntu-settings-desktop vs fontconfig-common:

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https://bugs.launchpad.net/bugs/2083117

Title:
  Attempting to upgrade Kubuntu from 22.04 to 24.04 via ugrade
  invitation in notifications. Repeatedly failed with "An unresolvable
  problem occurred while calculating the upgrade" despite purging all
  unofficial packages and repositories

Status in ubuntu-release-upgrader package in Ubuntu:
  Confirmed

Bug description:
  Removed all packages and repositories other than the main installation
  sources. Still no success

  ProblemType: Bug
  DistroRelease: Ubuntu 22.04
  Package: ubuntu-release-upgrader-core 1:22.04.20
  ProcVersionSignature: Ubuntu 6.8.0-45.45~22.04.1-generic 6.8.12
  Uname: Linux 6.8.0-45-generic x86_64
  ApportVersion: 2.20.11-0ubuntu82.6
  Architecture: amd64
  CasperMD5CheckResult: pass
  CrashDB: ubuntu
  CrashReports:
   640:1000:124:41358067:2024-09-28 21:47:31.609688233 +0100:2024-09-28 21:47:21.027779670 +0100:/var/crash/_usr_bin_plasmashell.1000.crash
   640:0:124:183512:2024-09-27 17:31:32.579350285 +0100:2024-09-27 17:31:32.579350285 +0100:/var/crash/_usr_bin_do-release-upgrade.0.crash
   640:0:124:408791:2024-09-21 23:16:21.339632131 +0100:2024-09-21 23:16:21.163629574 +0100:/var/crash/_usr_sbin_lightdm.0.crash
   640:1000:124:88848:2024-09-21 13:35:58.752071013 +0100:2024-09-21 13:35:58.751071450 +0100:/var/crash/_usr_bin_blueman-applet.1000.crash
  CurrentDesktop: KDE
  Date: Sat Sep 28 22:00:01 2024
  InstallationDate: Installed on 2024-03-11 (201 days ago)
  InstallationMedia: Ubuntu 22.04.1 LTS "Jammy Jellyfish" - Release amd64 (20220809.1)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to jammy on 2024-09-28 (0 days ago)

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