Public bug reported: I tried upgrading from 12.04 to 14.04 and received a "Could not calculate the Upgrade" error message. As I am _not_
* Upgrading to a pre-release version of Ubuntu * Running the current pre-release version of Ubuntu I am reporting this bug using the command 'ubuntu-bug ubuntu-release- upgrader-core' in a terminal as suggested by the error message. I _do_ note that I am likely to have "Unofficial software packages not provided by Ubuntu", but I would expect the upgrade process to be able to either work around that, or to provide me with additional information that would point me in the right direction. ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: update-manager 1:0.156.14.17 ProcVersionSignature: Ubuntu 3.2.0-67.101-generic 3.2.60 Uname: Linux 3.2.0-67-generic x86_64 ApportVersion: 2.0.1-0ubuntu17.6 Architecture: amd64 Date: Mon Sep 22 11:34:52 2014 GsettingsChanges: com.ubuntu.update-manager first-run false com.ubuntu.update-manager launch-time 1411399575 com.ubuntu.update-manager show-details true com.ubuntu.update-manager window-height 604 com.ubuntu.update-manager window-width 600 InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1) MarkForUpload: True PackageArchitecture: all ProcEnviron: SHELL=/bin/bash TERM=xterm PATH=(custom, no user) LANG=en_US.UTF-8 SourcePackage: update-manager Symptom: ubuntu-release-upgrader-core UpgradeStatus: Upgraded to precise on 2014-09-22 (0 days ago) VarLogDistupgradeTermlog: ** Affects: update-manager (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade precise running-unity -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1372521 Title: Could not calculate the Upgrade from 12.04 to 14.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1372521/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs