Public bug reported: Running sudo do-release-upgrade -d doesn't work, results in:
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 13.10 Package: ubuntu-release-upgrader-core 1:0.205.5 ProcVersionSignature: Ubuntu 3.11.0-19.33-generic 3.11.10.5 Uname: Linux 3.11.0-19-generic x86_64 ApportVersion: 2.12.5-0ubuntu2.2 Architecture: amd64 CrashDB: ubuntu Date: Wed Apr 16 15:49:39 2014 InstallationDate: Installed on 2013-10-01 (197 days ago) InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424) MarkForUpload: True PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to saucy on 2014-04-16 (0 days ago) ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade saucy -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1308564 Title: Can't upgrade from 13.10 to 14.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1308564/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs