[Bug 1983362] [NEW] can't upgrade ubuntu from 20lts to 22lts

[Sergey]

Public bug reported:

sudo do-release-upgrade


Could not calculate the upgrade 

An unresolvable problem occurred while calculating the upgrade.

If none of this applies, then please report this bug using the 
command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal. If 
you want to investigate this yourself the log files in 
'/var/log/dist-upgrade' will contain details about the upgrade. 
Specifically, look at 'main.log' and 'apt.log'.

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: ubuntu-release-upgrader-core 1:20.04.38
ProcVersionSignature: Ubuntu 5.4.0-122.138-generic 5.4.192
Uname: Linux 5.4.0-122-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.24
Architecture: amd64
CasperMD5CheckResult: skip
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Tue Aug  2 15:19:58 2022
InstallationDate: Installed on 2020-03-03 (881 days ago)
InstallationMedia: Ubuntu 18.04.4 LTS "Bionic Beaver" - Release amd64 (20200203.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to focal on 2022-08-02 (0 days ago)
mtime.conffile..etc.update-manager.release-upgrades: 2022-07-31T03:58:08.410396

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


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

** Attachment added: "apt.log"
   https://bugs.launchpad.net/bugs/1983362/+attachment/5606444/+files/apt.log

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https://bugs.launchpad.net/bugs/1983362

Title:
  can't upgrade ubuntu from 20lts to 22lts

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

Bug description:
  sudo do-release-upgrade

  
  Could not calculate the upgrade 

  An unresolvable problem occurred while calculating the upgrade.

  If none of this applies, then please report this bug using the 
  command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal. If 
  you want to investigate this yourself the log files in 
  '/var/log/dist-upgrade' will contain details about the upgrade. 
  Specifically, look at 'main.log' and 'apt.log'.

  ProblemType: Bug
  DistroRelease: Ubuntu 20.04
  Package: ubuntu-release-upgrader-core 1:20.04.38
  ProcVersionSignature: Ubuntu 5.4.0-122.138-generic 5.4.192
  Uname: Linux 5.4.0-122-generic x86_64
  ApportVersion: 2.20.11-0ubuntu27.24
  Architecture: amd64
  CasperMD5CheckResult: skip
  CrashDB: ubuntu
  CurrentDesktop: ubuntu:GNOME
  Date: Tue Aug  2 15:19:58 2022
  InstallationDate: Installed on 2020-03-03 (881 days ago)
  InstallationMedia: Ubuntu 18.04.4 LTS "Bionic Beaver" - Release amd64 (20200203.1)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to focal on 2022-08-02 (0 days ago)
  mtime.conffile..etc.update-manager.release-upgrades: 2022-07-31T03:58:08.410396

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