[Bug 1527639] Re: ubuntu 14.04 wont upgrade to 15.10

[Brian Murray]

*** This bug is a duplicate of bug 1534374 ***
    https://bugs.launchpad.net/bugs/1534374

** This bug has been marked a duplicate of bug 1534374
   unable to upgrade to 15.04 due to libstdc++6 SRU

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https://bugs.launchpad.net/bugs/1527639

Title:
  ubuntu 14.04 wont upgrade to 15.10

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

Bug description:
  this is the report i get when trying to upgrade although none of the
  list is relevant.

  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.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: ubuntu-release-upgrader-core 1:0.220.8
  ProcVersionSignature: Ubuntu 3.13.0-73.116-generic 3.13.11-ckt30
  Uname: Linux 3.13.0-73-generic i686
  ApportVersion: 2.14.1-0ubuntu3.19
  Architecture: i386
  CrashDB: ubuntu
  CurrentDesktop: Unity
  Date: Fri Dec 18 14:34:45 2015
  EcryptfsInUse: Yes
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  Symptom: dist-upgrade
  UpgradeStatus: Upgraded to trusty on 2015-12-17 (0 days ago)
  VarLogDistupgradeTermlog:
   
  mtime.conffile..etc.update.manager.release.upgrades: 2015-12-14T17:41:28.668440

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