Public bug reported: Hi, I tried to upgrade to 12.04 from 10.04, but it failed.
An unresolvable problem occurred while calculating the upgrade: E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages. 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 ProblemType: Bug DistroRelease: Ubuntu 10.04 Package: update-manager 1:0.134.11.1 ProcVersionSignature: Ubuntu 2.6.38-13.53-generic 2.6.38.8 Uname: Linux 2.6.38-13-generic x86_64 Architecture: amd64 Date: Mon Jan 9 12:14:42 2012 InstallationMedia: Ubuntu 10.04.3 LTS "Lucid Lynx" - Release amd64 (20110719.3) PackageArchitecture: all ProcEnviron: LANG=hu_HU.utf8 SHELL=/bin/bash SourcePackage: update-manager ** Affects: update-manager (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug lucid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/913724 Title: unable to upgrade to 12.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/913724/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs