package systemd 229-4ubuntu8 failed to install/upgrade: triggers looping, abandoned

[Jiwon Kim]

After Update fails.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: systemd 229-4ubuntu8
ProcVersionSignature: Ubuntu 4.4.0-35.54-generic 4.4.16
Uname: Linux 4.4.0-35-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
Date: Thu Sep 15 22:46:10 2016
ErrorMessage: triggers looping, abandoned
InstallationDate: Installed on 2012-12-01 (1384 days ago)
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1)
MachineType: Gigabyte Technology Co., Ltd. To be filled by O.E.M.
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-35-generic root=UUID=d9882536-3add-4164-b9d9-8e37ce1f4c75 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.14
SourcePackage: systemd
SystemdDelta:
 [EXTENDED] /etc/systemd/system/display-manager.service → /lib/systemd/system/display-manager.service.d/xdiagnose.conf
 [EXTENDED] /lib/systemd/system/systemd-timesyncd.service → /lib/systemd/system/systemd-timesyncd.service.d/disable-with-time-daemon.conf
 [EXTENDED] /lib/systemd/system/rc-local.service → /lib/systemd/system/rc-local.service.d/debian.conf

 3 overridden configuration files found.
Title: package systemd 229-4ubuntu8 failed to install/upgrade: triggers looping, abandoned
UpgradeStatus: Upgraded to xenial on 2016-08-10 (35 days ago)
dmi.bios.date: 09/20/2012
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: F3
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: F2A75M-D3H
dmi.board.vendor: Gigabyte Technology Co., Ltd.
dmi.board.version: x.x
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF3:bd09/20/2012:svnGigabyteTechnologyCo.,Ltd.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnF2A75M-D3H:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: To be filled by O.E.M.
dmi.product.version: To be filled by O.E.M.
dmi.sys.vendor: Gigabyte Technology Co., Ltd.