Public bug reported: Calculating the changes
Calculating the changes 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 If none of this applies, then please report this bug using the command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal. Restoring original system state currently in 12.04, want to upgrade to 16 ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: update-manager 1:0.156.14.22 ProcVersionSignature: Ubuntu 3.13.0-117.164~precise1-generic 3.13.11-ckt39 Uname: Linux 3.13.0-117-generic x86_64 NonfreeKernelModules: wl ApportVersion: 2.0.1-0ubuntu17.15 Architecture: amd64 Date: Tue Sep 19 20:53:17 2017 InstallationMedia: Ubuntu 12.04.5 LTS "Precise Pangolin" - Release amd64 (20140807.1) 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 2017-09-20 (0 days ago) ** 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/1718322 Title: cant upgrade from 12.04 to 14 or higher To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1718322/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs