package libxau6:i386 1:1.0.8-1 failed to install/upgrade: package libxau6:i386 is already installed and configured

[Cynical13]

Error occurred while installing programs

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: libxau6:i386 1:1.0.8-1
ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
Uname: Linux 4.4.0-21-generic x86_64
.tmp.unity_support_test.0:

ApportVersion: 2.20.1-0ubuntu2
Architecture: amd64
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
Date: Fri Dec 30 14:56:23 2016
Dependencies:
 gcc-6-base 6.0.1-0ubuntu1
 libc6 2.23-0ubuntu5
 libgcc1 1:6.0.1-0ubuntu1
 multiarch-support 2.23-0ubuntu3
DistUpgraded: Fresh install
DistroCodename: xenial
DistroVariant: ubuntu
ErrorMessage: package libxau6:i386 is already installed and configured
GraphicsCard:
 Advanced Micro Devices, Inc. [AMD/ATI] RS482M [Mobility Radeon Xpress 200] [1002:5975] (prog-if 00 [VGA controller])
   Subsystem: Gateway, Inc. RS482M [Mobility Radeon Xpress 200] [107b:0367]
InstallationDate: Installed on 2016-12-30 (0 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
MachineType: Gateway MT6452
PackageArchitecture: i386
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-21-generic root=UUID=8f211ac8-fbf3-416c-8976-6f572b83c57c ro quiet splash vt.handoff=7
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1
 apt 1.2.10ubuntu1
SourcePackage: dpkg
Title: package libxau6:i386 1:1.0.8-1 failed to install/upgrade: package libxau6:i386 is already installed and configured
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 05/31/2006
dmi.bios.vendor: Phoenix Technologies LTD
dmi.bios.version: 84.08
dmi.board.name: RTL
dmi.board.vendor: Gateway
dmi.board.version: 84.06
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 8
dmi.chassis.vendor: Gateway
dmi.chassis.version: Rev.1
dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvr84.08:bd05/31/2006:svnGateway:pnMT6452:pvr1MA3H000011:rvnGateway:rnRTL:rvr84.06:cvnGateway:ct8:cvrRev.1:
dmi.product.name: MT6452
dmi.product.version: 1MA3H000011
dmi.sys.vendor: Gateway
version.compiz: compiz 1:0.9.12.2+16.04.20160415-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.67-1ubuntu0.16.04.2
version.libgl1-mesa-dri: libgl1-mesa-dri 11.2.0-1ubuntu2.2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 11.2.0-1ubuntu2.2
version.xserver-xorg-core: xserver-xorg-core 2:1.18.3-1ubuntu2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.1-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.7.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160325-1ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2
xserver.bootTime: Fri Dec 30 14:40:33 2016
xserver.configfile: default
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.version: 2:1.18.3-1ubuntu2
xserver.video_driver: radeon