Public bug reported: The upgrade fails. The initial install was performed for kodibuntu.
System info: Operating system Ubuntu Linux 14.04 Kernel and CPU Linux 3.13.0-24-generic on x86_64 Processor information AMD A6-6400K APU with Radeon(tm) HD Graphics , 2 cores Failing with no real message: Building data structures... Done 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. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: ubuntu-release-upgrader-core 1:0.220.8 ProcVersionSignature: Ubuntu 3.13.0-24.46-generic 3.13.9 Uname: Linux 3.13.0-24-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl ApportVersion: 2.14.1-0ubuntu3.21 Architecture: amd64 CrashDB: ubuntu Date: Mon Aug 8 23:52:44 2016 InstallationDate: Installed on 2014-05-06 (826 days ago) InstallationMedia: Ubuntu "Trusty" - Build amd64 LIVE Binary 20140504-15:29 PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to trusty on 2016-08-09 (0 days ago) ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade third-party-packages trusty -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1611197 Title: Upgrade from 14.04 LTS to 16.04 LTS failing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1611197/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs