package systemd 232-21ubuntu5 failed to install/upgrade: package systemd is already installed and configured

[SAGAR SHIRKE]

cant adjust my screen brightness

ProblemType: Package
DistroRelease: Ubuntu 17.04
Package: systemd 232-21ubuntu5
ProcVersionSignature: Ubuntu 4.10.0-24.28-generic 4.10.15
Uname: Linux 4.10.0-24-generic x86_64
ApportVersion: 2.20.4-0ubuntu4.1
AptdaemonVersion: 1.1.1+bzr982-0ubuntu17
Architecture: amd64
CrashReports:
 600:113:122:0:2017-06-29 05:41:35.127990535 +0530:2017-06-29 05:41:35.127990535 +0530:/var/crash/libpam-systemd:amd64.0.uploaded
 640:0:122:395002:2017-06-29 05:41:31.856754064 +0530:2017-06-29 05:41:32.940723727 +0530:/var/crash/libpam-systemd:amd64.0.crash
 644:0:122:0:2017-06-29 05:41:32.940723727 +0530:2017-06-29 05:41:32.940723727 +0530:/var/crash/libpam-systemd:amd64.0.upload
 600:0:122:309777:2017-06-29 06:00:37.399022579 +0530:2017-06-29 06:00:38.399022579 +0530:/var/crash/systemd.0.crash
Date: Thu Jun 29 06:00:38 2017
DpkgTerminalLog:
 dpkg: error processing package systemd (--configure):
  package systemd is already installed and configured
ErrorMessage: package systemd is already installed and configured
InstallationDate: Installed on 2017-06-26 (2 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
MachineType: LENOVO 20354
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-24-generic.efi.signed root=UUID=864a69db-c1e5-450e-b7e8-6650e97f8fe5 ro quiet splash acpi_backlight=vendor "acpi_osi=!Windows 2013" "acpi_osi=!Windows 2012" vt.handoff=7
RelatedPackageVersions:
 dpkg 1.18.10ubuntu2
 apt 1.4
SourcePackage: dpkg
Title: package systemd 232-21ubuntu5 failed to install/upgrade: package systemd is already installed and configured
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/31/2014
dmi.bios.vendor: LENOVO
dmi.bios.version: 9BCN26WW
dmi.board.asset.tag: No Asset Tag
dmi.board.name: Lancer 5A5
dmi.board.vendor: LENOVO
dmi.board.version: 31900059WIN
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo Z50-70
dmi.modalias: dmi:bvnLENOVO:bvr9BCN26WW:bd07/31/2014:svnLENOVO:pn20354:pvrLenovoZ50-70:rvnLENOVO:rnLancer5A5:rvr31900059WIN:cvnLENOVO:ct10:cvrLenovoZ50-70:
dmi.product.name: 20354
dmi.product.version: Lenovo Z50-70
dmi.sys.vendor: LENOVO

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.