[Bug 1928518] Re: updating from 18.04 to 20.04.2 LTS. While reading new package sources, the error occured and terminated the installation preparation

[Brian Murray]

Thanks for taking the time to report this upgrade failure. There is
currently a new version of the release upgrader available in -proposed
which may resolve the error you've encountered. Please run the following
command to test the new version of the upgrader:

  do-release-upgrade -p

Please lets us know the results in this bug report. Thanks again and
good luck!

** Changed in: ubuntu-release-upgrader (Ubuntu)
       Status: New => Incomplete

** Tags added: lp-1928397

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https://bugs.launchpad.net/bugs/1928518

Title:
  updating from 18.04 to 20.04.2 LTS. While reading new package sources,
  the error occured and terminated the installation preparation

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

Bug description:
  1) Description:	Ubuntu 18.04.5 LTS; Release:	18.04
  2) Aktualisierungsverwaltung
  3) Expected to upgrade from 18.04 to 20.04
  4) installation process terminated

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ubuntu-release-upgrader-core 1:18.04.44
  ProcVersionSignature: Ubuntu 5.4.0-73.82~18.04.1-generic 5.4.106
  Uname: Linux 5.4.0-73-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.23
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: XFCE
  Date: Fri May 14 23:34:19 2021
  InstallationDate: Installed on 2020-03-28 (412 days ago)
  InstallationMedia: Xubuntu 18.04.4 LTS "Bionic Beaver" - Release amd64 (20200203.1)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to bionic on 2021-05-14 (0 days ago)
  VarLogDistupgradeTermlog:

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