Public bug reported: sudo do-release-upgrade terminates with this output:
Fetched 30.4 MB in 6s (53 B/s) Checking package manager Reading package lists... Done Building dependency tree Reading state information... Done Building data structures... Done Calculating the changes Calculating the changes Could not determine 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 Aborting Reading package lists... Done Building dependency tree Reading state information... Done Building data structures... Done None of the above information applies. ProblemType: Bug DistroRelease: Ubuntu 13.04 Package: ubuntu-release-upgrader-core 1:0.192.13 ProcVersionSignature: Ubuntu 3.8.0-31.46-generic 3.8.13.8 Uname: Linux 3.8.0-31-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.9.2-0ubuntu8.3 Architecture: amd64 CrashDB: ubuntu Date: Thu Oct 17 16:41:04 2013 InstallationDate: Installed on 2012-05-06 (529 days ago) InstallationMedia: Kubuntu 12.04 LTS "Precise Pangolin" - Release amd64 (20120423) MarkForUpload: True PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to raring on 2013-10-17 (0 days ago) ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade raring -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1241023 Title: can't upgrade to saucy To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1241023/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs