package libxdmcp6:i386 1:1.1.2-1.1 failed to install/upgrade: package libxdmcp6:i386 is already installed and configured

Thank You

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: libxdmcp6:i386 1:1.1.2-1.1
ProcVersionSignature: Ubuntu 4.10.0-28.32~16.04.2-generic 4.10.17
Uname: Linux 4.10.0-28-generic x86_64
.tmp.unity_support_test.0:

ApportVersion: 2.20.1-0ubuntu2.12
AptdaemonVersion: 1.1.1+bzr982-0ubuntu14
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: Sun Nov 19 09:43:57 2017
Dependencies:
 gcc-6-base 6.0.1-0ubuntu1
 libc6 2.23-0ubuntu9
 libgcc1 1:6.0.1-0ubuntu1
DistUpgraded: Fresh install
DistroCodename: xenial
DistroVariant: ubuntu
DuplicateSignature:
 package:libxdmcp6:i386:1:1.1.2-1.1
 Setting up libpam-systemd:amd64 (229-4ubuntu21) ...
 dpkg: error processing package udev (--configure):
  package udev is already installed and configured
ErrorMessage: package libxdmcp6:i386 is already installed and configured
GraphicsCard:
 Intel Corporation Haswell-ULT Integrated Graphics Controller [8086:0a16] (rev 0b) (prog-if 00 [VGA controller])
   Subsystem: Acer Incorporated [ALI] Haswell-ULT Integrated Graphics Controller [1025:0987]
   Subsystem: Acer Incorporated [ALI] GK208M [GeForce 920M] [1025:0988]
InstallationDate: Installed on 2017-11-19 (0 days ago)
InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
MachineType: Acer Aspire F5-571G
PackageArchitecture: i386
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.10.0-28-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.24
SourcePackage: dpkg
Title: package libxdmcp6:i386 1:1.1.2-1.1 failed to install/upgrade: package libxdmcp6:i386 is already installed and configured
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/16/2016
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: V1.37
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: ZORO_BH
dmi.board.vendor: Acer
dmi.board.version: Type2 - A01 Board Version
dmi.chassis.type: 10
dmi.chassis.vendor: Chassis Manufacturer
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.37:bd02/16/2016:svnAcer:pnAspireF5-571G:pvrV3.72:rvnAcer:rnZORO_BH:rvrType2-A01BoardVersion:cvnChassisManufacturer:ct10:cvrChassisVersion:
dmi.product.name: Aspire F5-571G
dmi.product.version: V3.72
dmi.sys.vendor: Acer
version.compiz: compiz 1:0.9.12.2+16.04.20160823-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.76-1~ubuntu16.04.1
version.libgl1-mesa-dri: libgl1-mesa-dri 17.0.7-0ubuntu0.16.04.2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 17.0.7-0ubuntu0.16.04.2
version.xserver-xorg-core: xserver-xorg-core N/A
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati N/A
version.xserver-xorg-video-intel: xserver-xorg-video-intel N/A
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A
xserver.bootTime: Sun Nov 19 10:19:57 2017
xserver.configfile: default
xserver.errors:
 Failed to load module "nvidia" (module does not exist, 0)
 Failed to load module "nvidia" (module does not exist, 0)
 NOUVEAU(G0): [XvMC] Failed to initialize extension.
xserver.logfile: /var/log/Xorg.0.log
xserver.version: 2:1.19.3-1ubuntu1~16.04.4
xserver.video_driver: modeset