[Bug 1449489] [NEW] could not calculate the upgrade (utopic to vivid)

[bugmen0t]

Public bug reported:

On vivid, I can not update automatically.
See attached information and feel free to duplicate this against one of the bugs in file if applicable.. I'm sorry but I could not verify myself whether those bugs have the same root cause.

ProblemType: Bug
DistroRelease: Ubuntu 14.10
Package: ubuntu-release-upgrader-core 1:14.10.10
Uname: Linux 3.18.7-dp-mst x86_64
ApportVersion: 2.14.7-0ubuntu8.4
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: XFCE
Date: Tue Apr 28 12:23:37 2015
InstallationDate: Installed on 2015-03-16 (42 days ago)
InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
PackageArchitecture: all
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: Upgraded to utopic on 2015-04-28 (0 days ago)

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug dist-upgrade utopic

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https://bugs.launchpad.net/bugs/1449489

Title:
  could not calculate the upgrade (utopic to vivid)

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

Bug description:
  On vivid, I can not update automatically.
  See attached information and feel free to duplicate this against one of the bugs in file if applicable.. I'm sorry but I could not verify myself whether those bugs have the same root cause.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.10
  Package: ubuntu-release-upgrader-core 1:14.10.10
  Uname: Linux 3.18.7-dp-mst x86_64
  ApportVersion: 2.14.7-0ubuntu8.4
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: XFCE
  Date: Tue Apr 28 12:23:37 2015
  InstallationDate: Installed on 2015-03-16 (42 days ago)
  InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
  PackageArchitecture: all
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to utopic on 2015-04-28 (0 days ago)

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