Public bug reported: what in summary is all what I can say
ProblemType: Bug DistroRelease: Ubuntu 14.10 Package: ubuntu-release-upgrader-core 1:14.10.10 ProcVersionSignature: Ubuntu 3.16.0-44.59-generic 3.16.7-ckt14 Uname: Linux 3.16.0-44-generic x86_64 ApportVersion: 2.14.7-0ubuntu8.5 Architecture: amd64 CrashDB: ubuntu CurrentDesktop: Unity Date: Thu Oct 8 13:29:41 2015 InstallationDate: Installed on 2014-12-24 (287 days ago) InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to utopic on 2015-10-08 (0 days ago) ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade utopic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1504067 Title: release upgrade from 14.4 to newer failed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1504067/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs