[Bug 1356901] Re: can't upgrade from release 12. to 14 lts. dist-upgrade

[Brian Murray]

*** This bug is a duplicate of bug 1308338 ***
    https://bugs.launchpad.net/bugs/1308338

** This bug has been marked a duplicate of bug 1308338
   Ubuntu 12.04 LTS -> 14.04 LTS upgrade fails if Flight Gear installed

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https://bugs.launchpad.net/bugs/1356901

Title:
  can't upgrade from release 12. to 14 lts. dist-upgrade

Status in “update-manager” package in Ubuntu:
  New

Bug description:
  error message can't calculate upgrade

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: update-manager 1:0.156.14.17
  ProcVersionSignature: Ubuntu 3.13.0-34.60~precise1-generic 3.13.11.4
  Uname: Linux 3.13.0-34-generic i686
  NonfreeKernelModules: wl
  ApportVersion: 2.0.1-0ubuntu17.6
  Architecture: i386
  Date: Thu Aug 14 10:14:18 2014
  GsettingsChanges:
   com.ubuntu.update-manager first-run false
   com.ubuntu.update-manager launch-time 1408025439
   com.ubuntu.update-manager window-height 576
   com.ubuntu.update-manager window-width 1024
  InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release i386 (20130213)
  MarkForUpload: True
  PackageArchitecture: all
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: update-manager
  Symptom: ubuntu-release-upgrader-core
  UpgradeStatus: Upgraded to precise on 2014-08-14 (0 days ago)
  VarLogDistupgradeTermlog:

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