package gnome-packagekit-session (not installed) failed to install/upgrade: trying to overwrite '/usr/share/dbus-1/services/org.freedesktop.PackageKit.service', which is also in package gnome-software 3.19.5+git20160211.e8cfba4-0ubuntu5

[David Pearson]

gnome packagekit crash on install

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: gnome-packagekit-session (not installed)
ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3
Uname: Linux 4.2.0-16-generic i686
ApportVersion: 2.19.4-0ubuntu1
Architecture: i386
Date: Thu Feb 11 11:54:38 2016
DuplicateSignature:
 Unpacking gnome-packagekit-session (3.14.2-0ubuntu2) ...
 dpkg: error processing archive /var/cache/apt/archives/gnome-packagekit-session_3.14.2-0ubuntu2_i386.deb (--unpack):
  trying to overwrite '/usr/share/dbus-1/services/org.freedesktop.PackageKit.service', which is also in package gnome-software 3.19.5+git20160211.e8cfba4-0ubuntu5
ErrorMessage: trying to overwrite '/usr/share/dbus-1/services/org.freedesktop.PackageKit.service', which is also in package gnome-software 3.19.5+git20160211.e8cfba4-0ubuntu5
InstallationDate: Installed on 2015-10-28 (105 days ago)
InstallationMedia: Xubuntu 16.04 LTS "Xenial Xerus" - Alpha i386 (20151028)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1
 apt 1.0.10.2ubuntu1
SourcePackage: gnome-packagekit
Title: package gnome-packagekit-session (not installed) failed to install/upgrade: trying to overwrite '/usr/share/dbus-1/services/org.freedesktop.PackageKit.service', which is also in package gnome-software 3.19.5+git20160211.e8cfba4-0ubuntu5
UpgradeStatus: No upgrade log present (probably fresh install)