[Bug 1909401] Re: Impossible to upgrade from 18.04 to 20.04.1

[Brian Murray]

Thanks for taking the time to report this upgrade failure. There is
currently a new version of the release upgrader availalbe 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

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https://bugs.launchpad.net/bugs/1909401

Title:
  Impossible to upgrade from 18.04  to 20.04.1

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

Bug description:
  Hi
  I got a
  "Impossible d'évaluer la mise à niveau

  Un problème insoluble est survenu lors du calcul de la mise à niveau."
  when trying to upgrade from 18.04  to 20.04.1.
  Nothing to do since several months...
  Thank you

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ubuntu-release-upgrader-core 1:18.04.41 [origin: unknown]
  ProcVersionSignature: Ubuntu 4.15.0-128.131-generic 4.15.18
  Uname: Linux 4.15.0-128-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.20.9-0ubuntu7.20
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: GNOME
  Date: Sun Dec 27 15:26:40 2020
  InstallationDate: Installed on 2013-12-10 (2574 days ago)
  InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to bionic on 2020-12-27 (0 days ago)
  VarLogDistupgradeTermlog:

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