[Bug 2092348] [NEW] update crashes no clear reason for (meaning no statement about root cause helping to fix)

[Leonardo Costantini]

Public bug reported:

during update of distribution from 22.04 to 24.01 update scripts exit no clear statement the reason behind:
"
Could not calculate the upgrade 

An unresolvable problem occurred while calculating the upgrade.

This was likely caused by: 
* Unofficial software packages not provided by Ubuntu 
Please use the tool 'ppa-purge' from the ppa-purge 
package to remove software from a Launchpad PPA and 
try the upgrade again. 
" 

no indication about the "faulty" package(s)

ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: ubuntu-release-upgrader-core 1:22.04.20
ProcVersionSignature: Ubuntu 6.8.0-50.51.1~22.04.1-lowlatency 6.8.12
Uname: Linux 6.8.0-50-lowlatency x86_64
ApportVersion: 2.20.11-0ubuntu82.6
Architecture: amd64
CasperMD5CheckResult: unknown
CrashDB: ubuntu
CrashReports:
 640:65534:123:21860:2024-12-15 21:32:29.584073104 +0100:2024-12-15 21:32:29.584073104 +0100:/var/crash/_usr_bin_convert-studio-controls.65534.crash
 640:1000:123:104388190:2024-12-21 22:20:33.133227945 +0100:2024-12-21 22:20:11.445150805 +0100:/var/crash/_usr_share_discord_Discord.1000.crash
 640:65534:123:37265:2024-12-15 21:32:29.877115028 +0100:2024-12-15 21:32:29.877115028 +0100:/var/crash/_usr_bin_autojack.65534.crash
Date: Sun Dec 22 11:24:37 2024
InstallationDate: Installed on 2022-05-13 (953 days ago)
InstallationMedia: Lubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to jammy on 2024-12-22 (0 days ago)

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug dist-upgrade jammy

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https://bugs.launchpad.net/bugs/2092348

Title:
  update crashes no clear reason for (meaning no statement about root
  cause helping to fix)

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

Bug description:
  during update of distribution from 22.04 to 24.01 update scripts exit no clear statement the reason behind:
  "
  Could not calculate the upgrade 

  An unresolvable problem occurred while calculating the upgrade.

  This was likely caused by: 
  * Unofficial software packages not provided by Ubuntu 
  Please use the tool 'ppa-purge' from the ppa-purge 
  package to remove software from a Launchpad PPA and 
  try the upgrade again. 
  " 

  no indication about the "faulty" package(s)

  ProblemType: Bug
  DistroRelease: Ubuntu 22.04
  Package: ubuntu-release-upgrader-core 1:22.04.20
  ProcVersionSignature: Ubuntu 6.8.0-50.51.1~22.04.1-lowlatency 6.8.12
  Uname: Linux 6.8.0-50-lowlatency x86_64
  ApportVersion: 2.20.11-0ubuntu82.6
  Architecture: amd64
  CasperMD5CheckResult: unknown
  CrashDB: ubuntu
  CrashReports:
   640:65534:123:21860:2024-12-15 21:32:29.584073104 +0100:2024-12-15 21:32:29.584073104 +0100:/var/crash/_usr_bin_convert-studio-controls.65534.crash
   640:1000:123:104388190:2024-12-21 22:20:33.133227945 +0100:2024-12-21 22:20:11.445150805 +0100:/var/crash/_usr_share_discord_Discord.1000.crash
   640:65534:123:37265:2024-12-15 21:32:29.877115028 +0100:2024-12-15 21:32:29.877115028 +0100:/var/crash/_usr_bin_autojack.65534.crash
  Date: Sun Dec 22 11:24:37 2024
  InstallationDate: Installed on 2022-05-13 (953 days ago)
  InstallationMedia: Lubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to jammy on 2024-12-22 (0 days ago)

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