[Bug 1771152] Re: Unable to calculate update

[Ubuntu Foundations Team Bug Bot]

** Tags added: artful2bionic

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https://bugs.launchpad.net/bugs/1771152

Title:
  Unable to calculate update

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

Bug description:
  Today my ubuntu offered the possibility to upgrade to version 18.04,
  but when it tries to download the new software channels, it shows an
  error message "Unable to calculate update"

  ProblemType: Bug
  DistroRelease: Ubuntu 17.10
  Package: ubuntu-release-upgrader-core 1:17.10.11
  ProcVersionSignature: Ubuntu 4.13.0-41.46-generic 4.13.16
  Uname: Linux 4.13.0-41-generic x86_64
  ApportVersion: 2.20.7-0ubuntu3.8
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: ubuntu:GNOME
  Date: Mon May 14 13:36:21 2018
  InstallationDate: Installed on 2017-11-25 (169 days ago)
  InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to artful on 2018-05-14 (0 days ago)
  VarLogDistupgradeTermlog:

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