[Bug 1656128] Re: distribution upgrade

[Brian Murray]

*** This bug is a duplicate of bug 1611737 ***
    https://bugs.launchpad.net/bugs/1611737

Thank you for taking the time to report this bug and helping to make
Ubuntu better. This particular bug has already been reported and is a
duplicate of bug 1611737, so it is being marked as such. Please look at
the other bug report to see if there is any missing information that you
can provide, or to see if there is a workaround for the bug.
Additionally, any further discussion regarding the bug should occur in
the other report.  Please continue to report any other bugs you may
find.

** This bug has been marked a duplicate of bug 1611737
   Can't upgrade from 14.04 to 16.04 if ros-indigo-desktop-full or ros-indigo-perception installed from ROS servers

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https://bugs.launchpad.net/bugs/1656128

Title:
  distribution upgrade

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

Bug description:
  Upgrading from 14.04 to 16.04.1, error comes up as "Could not
  calculate the upgrade" during the setting new software channels step.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: ubuntu-release-upgrader-core 1:0.220.9
  ProcVersionSignature: Ubuntu 3.13.0-107.154-generic 3.13.11-ckt39
  Uname: Linux 3.13.0-107-generic x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.14.1-0ubuntu3.23
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: Unity
  Date: Thu Jan 12 16:34:30 2017
  InstallationDate: Installed on 2016-04-04 (283 days ago)
  InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to trusty on 2017-01-12 (0 days ago)
  VarLogDistupgradeTermlog:

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