Public bug reported: seems like strange dependency cycles in core ubuntu packages.
ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: update-manager 1:0.156.14.19 ProcVersionSignature: Ubuntu 3.2.0-101.141-generic 3.2.76 Uname: Linux 3.2.0-101-generic x86_64 ApportVersion: 2.0.1-0ubuntu17.13 Architecture: amd64 Date: Fri Apr 22 20:54:32 2016 InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1) MarkForUpload: True PackageArchitecture: all ProcEnviron: TERM=xterm PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: update-manager Symptom: ubuntu-release-upgrader-core UpgradeStatus: Upgraded to precise on 2016-04-22 (0 days ago) ** Affects: update-manager (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade precise running-unity -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1573749 Title: release upgrade to next LTS release 14.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1573749/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs