Public bug reported: When updating in the UI (Muon) I get an error dialog saying
Unable to Mark Upgrades Not all packages could be marked for upgrade. ... Updating on the command line fails, too: sudo aptitude safe-upgrade Resolving dependencies... Unable to resolve dependencies for the upgrade: no solution found. Unable to safely resolve dependencies, try running with --full-resolver. $ sudo aptitude safe-upgrade --full-resolver The following packages will be upgraded: linux-generic linux-headers-generic{b} linux-image-generic{b} 3 packages upgraded, 0 newly installed, 0 to remove and 0 not upgraded. Need to get 5,252 B/6,960 B of archives. After unpacking 0 B will be used. The following packages have unmet dependencies: linux-headers-generic : Depends: linux-headers-3.2.0-27-generic which is a virtual package. linux-image-generic : Depends: linux-image-3.2.0-27-generic which is a virtual package. ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: muon-updater 1.3.1-0ubuntu2 ProcVersionSignature: Ubuntu 3.2.0-26.41-generic 3.2.19 Uname: Linux 3.2.0-26-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.0.1-0ubuntu11 Architecture: amd64 Date: Sat Jul 7 09:38:47 2012 ExecutablePath: /usr/bin/muon-updater InstallationMedia: Kubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101008) ProcEnviron: PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: muon UpgradeStatus: Upgraded to precise on 2012-05-07 (61 days ago) ** Affects: apt (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug precise -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1022102 Title: Can not update the system. Get an error "Unable to mark upgrades." To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1022102/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs