[Bug 1897956] [NEW] While upgrading to Ubuntu 20.04.1, it said that the upgrade couldn't be calculated, and stopped.

[Eduardo Alberto Bardales España]

Public bug reported:

I am upgrading from ubuntu 18.04. It is possible that the wording of my
description is inaccurate, because my system is in Spanish, and I am
translating what it said to me.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubuntu-release-upgrader-core 1:18.04.38
ProcVersionSignature: Ubuntu 4.15.0-118.119-generic 4.15.18
Uname: Linux 4.15.0-118-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.17
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: X-Cinnamon
Date: Wed Sep 30 12:44:20 2020
InstallationDate: Installed on 2017-02-15 (1322 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to bionic on 2020-09-30 (0 days ago)
VarLogDistupgradeTermlog:

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


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

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https://bugs.launchpad.net/bugs/1897956

Title:
  While upgrading to Ubuntu 20.04.1, it said that the upgrade couldn't
  be calculated, and stopped.

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

Bug description:
  I am upgrading from ubuntu 18.04. It is possible that the wording of
  my description is inaccurate, because my system is in Spanish, and I
  am translating what it said to me.

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ubuntu-release-upgrader-core 1:18.04.38
  ProcVersionSignature: Ubuntu 4.15.0-118.119-generic 4.15.18
  Uname: Linux 4.15.0-118-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.17
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: X-Cinnamon
  Date: Wed Sep 30 12:44:20 2020
  InstallationDate: Installed on 2017-02-15 (1322 days ago)
  InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to bionic on 2020-09-30 (0 days ago)
  VarLogDistupgradeTermlog:

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