Public bug reported:
I upgraded from a 14.04 release that had the various *-lts-vivid
packages installed to 16.04 using do-release-upgrade -d.
After upgrading the apt cache is busted because none of the meta and
xorg-core packages can get installed.
t@t-XPS-13-9350:/var/crash$ sudo apt upgrade
[sudo] password for t:
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
libgl1-mesa-dri-lts-vivid : Conflicts: libgl1-mesa-dri
xserver-xorg-core-lts-vivid : Conflicts: xserver-xorg-core
Conflicts: xserver-xorg-video-modesetting
xserver-xorg-lts-vivid : Conflicts: libgl1-mesa-dri (>= 0~)
Conflicts: libxatracker2 (>= 0~)
Conflicts: xserver-xorg
Conflicts: xserver-xorg-core (>= 0~)
Conflicts: xserver-xorg-video-all (>= 0~) but
1:7.7+13ubuntu3 is to be installed
Recommends: xserver-xorg-input-all-lts-vivid but it
is not installable
Recommends: xserver-xorg-video-all-lts-vivid but it
is not installable
Recommends: libegl1-mesa-drivers-lts-vivid but it is
not installable
Recommends: libgles2-mesa-lts-vivid but it is not
installable
Recommends: libgles1-mesa-lts-vivid but it is not
installable
E: Broken packages
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: ubuntu-release-upgrader-core 1:16.04.11
ProcVersionSignature: Ubuntu 4.4.0-18.34-generic 4.4.6
Uname: Linux 4.4.0-18-generic x86_64
ApportVersion: 2.20.1-0ubuntu2
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: Unity
Date: Mon Apr 18 09:14:22 2016
DistributionChannelDescriptor:
# This is a distribution channel descriptor
# For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor
canonical-oem-somerville-trusty-amd64-osp1-20150720-0
InstallationDate: Installed on 2016-04-03 (14 days ago)
InstallationMedia: Ubuntu 14.04 "Trusty" - Build amd64 LIVE Binary
20150720-04:06
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
Symptom: ubuntu-release-upgrader
UpgradeStatus: Upgraded to xenial on 2016-04-18 (0 days ago)
** Affects: ubuntu-release-upgrader (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug dist-upgrade xenial
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https://bugs.launchpad.net/bugs/1571677
Title:
upgrading caused a broken apt cache due to *-lts-vivid packages
conflicting with current X packages
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