Thank you for reporting this bug to Ubuntu. Ubuntu 15.10 (wily) reached end-of-life on July 28, 2016.
See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test. If you then find the bug is still present in the newer Ubuntu version, please add a comment here telling us which new version it is in and change the bug status to Confirmed. ** Changed in: xorg (Ubuntu) Status: New => Won't Fix -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1678521 Title: package x11-common 1:7.7+7ubuntu4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 Status in xorg package in Ubuntu: Won't Fix Bug description: not able to upgrade. Not able to open software center ProblemType: Package DistroRelease: Ubuntu 15.10 Package: x11-common 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 3.16.0-76.98~14.04.1-generic 3.16.7-ckt27 Uname: Linux 3.16.0-76-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.14.1-0ubuntu3.21 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 Apr 2 01:05:12 2017 DistUpgraded: 2017-04-02 01:02:53,971 DEBUG enabling apt cron job DistributionChannelDescriptor: # This is a distribution channel descriptor # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-trusty-amd64-20140620-0 DistroCodename: wily DistroVariant: ubuntu DpkgHistoryLog: Start-Date: 2017-04-02 01:04:50 Commandline: apt-get install gksu Install: libgksu2-0:amd64 (2.0.13~pre1-6ubuntu7, automatic), libgtop2-10:amd64 (2.30.0.is.2.30.0-0ubuntu1, automatic), gksu:amd64 (2.0.2-9ubuntu1) DuplicateSignature: package:x11-common:1:7.7+7ubuntu4:subprocess installed post-installation script returned error exit status 1 ErrorMessage: subprocess installed post-installation script returned error exit status 1 ExtraDebuggingInterest: Yes GraphicsCard: Intel Corporation Haswell-ULT Integrated Graphics Controller [8086:0a16] (rev 0b) (prog-if 00 [VGA controller]) Subsystem: Dell Device [1028:06c0] InstallationDate: Installed on 2015-07-28 (613 days ago) InstallationMedia: Ubuntu 14.04 "Trusty" - Build amd64 LIVE Binary 20140620-04:25 MachineType: Dell Inc. Vostro 3558 PackageArchitecture: all ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-76-generic root=UUID=c883152a-3d7a-4196-822b-f45b94fc6a3b ro quiet splash radeon.modeset=0 nouveau.modeset=0 vt.handoff=7 RelatedPackageVersions: dpkg 1.17.5ubuntu5.7 apt 1.0.1ubuntu2.14 SourcePackage: xorg Title: package x11-common 1:7.7+7ubuntu4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 UpgradeStatus: Upgraded to wily on 2017-04-01 (0 days ago) dmi.bios.date: 02/09/2015 dmi.bios.vendor: Dell Inc. dmi.bios.version: A01 dmi.board.name: 05JF1T dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA01:bd02/09/2015:svnDellInc.:pnVostro3558:pvr01:rvnDellInc.:rn05JF1T:rvrA00:cvnDellInc.:ct9:cvr: dmi.product.name: Vostro 3558 dmi.product.version: 01 dmi.sys.vendor: Dell Inc. version.compiz: compiz 1:0.9.11.3+14.04.20160425-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.64-1 version.libgl1-mesa-dri: libgl1-mesa-dri N/A version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx N/A 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: Sat Apr 1 16:30:59 2017 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 1568 vendor BOE xserver.version: 2:1.16.0-1ubuntu1.2~trusty2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1678521/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp