Public bug reported: I try to update from Ubuntu 10.04 to 10.10 or from 10.04 to 12.04 but never succeeded. I used update-manager it failled, I then used the following command command prompt and try to upgrade again it still failed,
>sudo apt-get update && sudo apt-get upgrad >sudo apt-get dist-upgrade All the third party software in source.list are disable, I try off offline iso alternative cd, yet all failed >sudo unmount -o loop /home/adebayo/Downloads/ubuntu-10.10-alternate-i386.iso >/media/cdrom >sudo sh /media/cdrom/cdromupgrade Some o the error messages are: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 Please help out. Thanks ProblemType: Bug DistroRelease: Ubuntu 10.04 Package: update-manager 1:0.134.12.1 ProcVersionSignature: Ubuntu 2.6.32-41.91-generic 2.6.32.59+drm33.24 Uname: Linux 2.6.32-41-generic i686 Architecture: i386 Date: Thu Jul 12 07:19:15 2012 GConfNonDefault: /apps/update-manager/check_new_release_ignore= /apps/update-manager/first_run=false /apps/update-manager/show_details=false /apps/update-manager/show_versions=false /apps/update-manager/window_size=(600,600) PackageArchitecture: all ProcEnviron: PATH=(custom, user) LANG=en_NG SHELL=/bin/bash SourcePackage: update-manager VarLogDistupgradeTermlog: ** Affects: update-manager (Ubuntu) Importance: Undecided Status: New ** Tags: apport-bug dist-upgrade i386 lucid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1023732 Title: Ubuntu upgrade from 10.04 to 10.10 fail To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1023732/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs