Public bug reported: The error is:
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. ProblemType: Bug DistroRelease: Ubuntu 13.10 Package: ubuntu-release-upgrader-core 1:0.205.7 [origin: unknown] ProcVersionSignature: Ubuntu 3.11.0-26.45-generic 3.11.10.12 Uname: Linux 3.11.0-26-generic i686 ApportVersion: 2.12.5-0ubuntu2.2 Architecture: i386 CrashDB: ubuntu Date: Sun Sep 28 16:52:59 2014 InstallationDate: Installed on 2010-10-24 (1434 days ago) InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007) MarkForUpload: True PackageArchitecture: all ProcEnviron: LANGUAGE=en_GB TERM=xterm PATH=(custom, no user) LANG=en_GB.utf8 SHELL=/bin/bash SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to saucy on 2014-09-28 (0 days ago) ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: apport-bug dist-upgrade i386 saucy third-party-packages -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1375013 Title: unable to upgrade with the do-release-upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1375013/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs