[Bug 1630670] Re: Distribution upgrade fails from 14.04 to 16.04.1 at "calculating the changes" - Dialog says "Could not calculate the upgrade"

[Ubuntu Foundations Team Bug Bot]

** Tags added: trusty2xenial

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https://bugs.launchpad.net/bugs/1630670

Title:
  Distribution upgrade fails from 14.04 to 16.04.1 at "calculating the
  changes" - Dialog says "Could not calculate the upgrade"

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

Bug description:
  Distribution upgrade fails from 14.04 to 16.04.1 at "calculating the
  changes" - Dialog says "Could not calculate the upgrade"

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: ubuntu-release-upgrader-core 1:0.220.8
  ProcVersionSignature: Ubuntu 3.13.0-96.143-generic 3.13.11-ckt39
  Uname: Linux 3.13.0-96-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.19
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: Unity
  Date: Wed Oct  5 09:33:34 2016
  EcryptfsInUse: Yes
  InstallationDate: Installed on 2014-04-25 (893 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to trusty on 2016-10-05 (0 days ago)
  VarLogDistupgradeTermlog:

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