package systemd 231-9ubuntu3 failed to install/upgrade: package systemd is already installed and configured

hi.
it shows up each 10 minutes, I don't know what to do. may you guys guide me?
thanks

ProblemType: Package
DistroRelease: Ubuntu 16.10
Package: systemd 231-9ubuntu3
ProcVersionSignature: Ubuntu 4.8.0-40.43-generic 4.8.17
Uname: Linux 4.8.0-40-generic x86_64
ApportVersion: 2.20.3-0ubuntu8.2
AptdaemonVersion: 1.1.1+bzr982-0ubuntu16
Architecture: amd64
Date: Sat Mar 4 12:08:31 2017
DpkgTerminalLog:
 dpkg: error processing package libsystemd0:amd64 (--configure):
  package libsystemd0:amd64 is already installed and configured
ErrorMessage: package systemd is already installed and configured
InstallationDate: Installed on 2017-02-10 (21 days ago)
InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2)
MachineType: Dell Inc. Inspiron 5537
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.8.0-40-generic root=UUID=6f0e355f-3316-4c09-97c1-9991617b769d ro quiet splash vt.handoff=7
RelatedPackageVersions:
 dpkg 1.18.10ubuntu1
 apt 1.3.4
SourcePackage: dpkg
Title: package systemd 231-9ubuntu3 failed to install/upgrade: package systemd is already installed and configured
UpgradeStatus: Upgraded to yakkety on 2017-03-04 (0 days ago)
dmi.bios.date: 04/30/2014
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A08
dmi.board.name: 019RG3
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: A08
dmi.modalias: dmi:bvnDellInc.:bvrA08:bd04/30/2014:svnDellInc.:pnInspiron5537:pvrA08:rvnDellInc.:rn019RG3:rvrA00:cvnDellInc.:ct8:cvrA08:
dmi.product.name: Inspiron 5537
dmi.product.version: A08
dmi.sys.vendor: Dell Inc.