[Bug 2003614] [NEW] Impossible install ubuntu-mate-core during upgrade from 20.04 to 22.04

[Antonio]

Public bug reported:

Upgrade from 20.04 to 22.04 stopped with message "impossible to install
ubuntu-mate-core

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: ubuntu-release-upgrader-core 1:20.04.39
ProcVersionSignature: Ubuntu 5.4.0-135.152-generic 5.4.212
Uname: Linux 5.4.0-135-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.25
Architecture: amd64
CasperMD5CheckResult: skip
CrashDB: ubuntu
CurrentDesktop: MATE
Date: Sat Jan 21 16:23:12 2023
InstallationDate: Installed on 2016-07-03 (2392 days ago)
InstallationMedia: Ubuntu-MATE 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to focal on 2023-01-21 (0 days ago)
VarLogDistupgradeTermlog:

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


** Tags: amd64 apport-bug dist-upgrade focal third-party-packages

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https://bugs.launchpad.net/bugs/2003614

Title:
  Impossible install ubuntu-mate-core during upgrade from 20.04 to 22.04

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

Bug description:
  Upgrade from 20.04 to 22.04 stopped with message "impossible to
  install ubuntu-mate-core

  ProblemType: Bug
  DistroRelease: Ubuntu 20.04
  Package: ubuntu-release-upgrader-core 1:20.04.39
  ProcVersionSignature: Ubuntu 5.4.0-135.152-generic 5.4.212
  Uname: Linux 5.4.0-135-generic x86_64
  ApportVersion: 2.20.11-0ubuntu27.25
  Architecture: amd64
  CasperMD5CheckResult: skip
  CrashDB: ubuntu
  CurrentDesktop: MATE
  Date: Sat Jan 21 16:23:12 2023
  InstallationDate: Installed on 2016-07-03 (2392 days ago)
  InstallationMedia: Ubuntu-MATE 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to focal on 2023-01-21 (0 days ago)
  VarLogDistupgradeTermlog:

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