[Bug 1668962] Re: not able to upgrade

[Brian Murray]

Thanks for taking the time to report this bug and helping to make Ubuntu
better. Could you please add the log files from '/var/log/dist-upgrade/'
to this bug report as separate attachments? Thanks in advance.

** Package changed: ubuntu-release-upgrader (Ubuntu) => update-manager
(Ubuntu)

** Changed in: update-manager (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1668962

Title:
  not able to upgrade

Status in update-manager package in Ubuntu:
  Incomplete

Bug description:
  Could not calculate the upgrade

  An unresolvable problem occurred while calculating the upgrade.

   This can be caused by:
   * Upgrading to a pre-release version of Ubuntu
   * Running the current pre-release version of Ubuntu
   * Unofficial software packages not provided by Ubuntu

  If none of this applies, then please report this bug using the command
  'ubuntu-bug ubuntu-release-upgrader-core' in a terminal.

  How to resolve this?

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: ubuntu-release-upgrader-core (not installed)
  ProcVersionSignature: Ubuntu 3.2.0-23.36-generic 3.2.14
  Uname: Linux 3.2.0-23-generic i686
  ApportVersion: 2.0.1-0ubuntu5
  Architecture: i386
  Date: Wed Mar  1 17:48:24 2017
  InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to precise on 2017-03-01 (0 days ago)

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