package libgl1-mesa-dri 12.0.6-0ubuntu0.16.04.1 failed to install/upgrade: trying to overwrite shared '/etc/drirc', which is different from other instances of package libgl1-mesa-dri:amd64

[Gias Uddin]

The updates are not installed due the unmet dependencies. Did not install anything new for a long time, so something has to do with the recent updates. Even force installation did not work.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: libgl1-mesa-dri 12.0.6-0ubuntu0.16.04.1
ProcVersionSignature: Ubuntu 4.4.0-85.108-generic 4.4.73
Uname: Linux 4.4.0-85-generic x86_64
.tmp.unity_support_test.0:

ApportVersion: 2.20.1-0ubuntu2.9
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: Mon Jul 10 21:59:14 2017
DistUpgraded: 2016-06-25 09:26:33,656 DEBUG plugins for condition 'from_wilyPostUpgrade' are '[]'
DistroCodename: xenial
DistroVariant: ubuntu
DuplicateSignature:
 package:libgl1-mesa-dri:12.0.6-0ubuntu0.16.04.1
 Unpacking libgl1-mesa-dri:amd64 (17.0.7-0ubuntu0.16.04.1) over (12.0.6-0ubuntu0.16.04.1) ...
 dpkg: error processing archive /var/cache/apt/archives/libgl1-mesa-dri_17.0.7-0ubuntu0.16.04.1_amd64.deb (--unpack):
  trying to overwrite shared '/etc/drirc', which is different from other instances of package libgl1-mesa-dri:amd64
ErrorMessage: trying to overwrite shared '/etc/drirc', which is different from other instances of package libgl1-mesa-dri:amd64
ExtraDebuggingInterest: No
GraphicsCard:
 Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: Lenovo 2nd Generation Core Processor Family Integrated Graphics Controller [17aa:21ce]
InstallationDate: Installed on 2015-12-08 (581 days ago)
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1)
MachineType: LENOVO 4180AP3
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-85-generic root=UUID=250836a5-312b-4ba4-a989-b456bec53ea2 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.20
SourcePackage: mesa
Title: package libgl1-mesa-dri 12.0.6-0ubuntu0.16.04.1 failed to install/upgrade: trying to overwrite shared '/etc/drirc', which is different from other instances of package libgl1-mesa-dri:amd64
UpgradeStatus: Upgraded to xenial on 2016-06-25 (381 days ago)
dmi.bios.date: 11/30/2012
dmi.bios.vendor: LENOVO
dmi.bios.version: 83ET73WW (1.43 )
dmi.board.asset.tag: Not Available
dmi.board.name: 4180AP3
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvr83ET73WW(1.43):bd11/30/2012:svnLENOVO:pn4180AP3:pvrThinkPadT420:rvnLENOVO:rn4180AP3:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 4180AP3
dmi.product.version: ThinkPad T420
dmi.sys.vendor: LENOVO
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 12.0.6-0ubuntu0.16.04.1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 17.0.7-0ubuntu0.16.04.1
version.xserver-xorg-core: xserver-xorg-core 2:1.18.4-0ubuntu0.2
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+git20160325-1ubuntu1.2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2
xserver.bootTime: Wed Jul 12 07:29:17 2017
xserver.configfile: default
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
 product id 21569
 vendor SDC
xserver.version: 2:1.18.4-0ubuntu0.2