[Bug 1298892] Re: can't upgrade from 13.04 to 13.10--says it can't calculate the amount of time it would take

[Jörg Frings-Fürst]

*** This bug is a duplicate of bug 1298893 ***
    https://bugs.launchpad.net/bugs/1298893

** This bug has been marked a duplicate of bug 1298893
   can't upgrade from 13.04 to 13.10--says it can't calculate the amount of time it would take

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https://bugs.launchpad.net/bugs/1298892

Title:
  can't upgrade from 13.04 to 13.10--says it can't calculate the amount
  of time it would take

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

Bug description:
  Stops during "Setting new software channels" and gives the following
  message

  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

  ProblemType: Bug
  DistroRelease: Ubuntu 13.04
  Package: ubuntu-release-upgrader-core 1:0.192.13
  ProcVersionSignature: Ubuntu 3.8.0-35.50-generic 3.8.13.13
  Uname: Linux 3.8.0-35-generic i686
  ApportVersion: 2.9.2-0ubuntu8.5
  Architecture: i386
  CrashDB: ubuntu
  Date: Fri Mar 28 06:00:10 2014
  InstallationDate: Installed on 2010-08-03 (1332 days ago)
  InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
  MarkForUpload: True
  PackageArchitecture: all
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to raring on 2014-03-28 (0 days ago)
  VarLogDistupgradeTermlog:

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