package systemd 235-3ubuntu2 failed to install/upgrade: triggers looping, abandoned

[Peter Silverstein]

I cannot understand this error.

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: systemd 235-3ubuntu2
ProcVersionSignature: Ubuntu 4.13.0-19.22-generic 4.13.13
Uname: Linux 4.13.0-19-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia
ApportVersion: 2.20.8-0ubuntu5
Architecture: amd64
Date: Sun Dec 17 13:30:04 2017
ErrorMessage: triggers looping, abandoned
InstallationDate: Installed on 2017-05-13 (218 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
MachineType: Sony Corporation VPCL117FX
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-19-generic root=UUID=49c6d767-f0a3-40e4-9371-afba6ac27484 ro quiet splash
Python3Details: /usr/bin/python3.6, Python 3.6.4rc1, python3-minimal, 3.6.3-0ubuntu2
PythonDetails: /usr/bin/python2.7, Python 2.7.14+, python-minimal, 2.7.14-2ubuntu1
RelatedPackageVersions:
 dpkg 1.19.0.4ubuntu1
 apt 1.6~alpha5
SourcePackage: systemd
SystemdDelta:
 [EXTENDED] /lib/systemd/system/rc-local.service → /lib/systemd/system/rc-local.service.d/debian.conf
 [EXTENDED] /lib/systemd/system/user@.service → /lib/systemd/system/user@.service.d/timeout.conf

 2 overridden configuration files found.
Title: package systemd 235-3ubuntu2 failed to install/upgrade: triggers looping, abandoned
UpgradeStatus: Upgraded to bionic on 2017-12-17 (0 days ago)
dmi.bios.date: 07/23/2009
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: R0200T5
dmi.board.asset.tag: N/A
dmi.board.name: VAIO
dmi.board.vendor: Sony Corporation
dmi.board.version: N/A
dmi.chassis.asset.tag: N/A
dmi.chassis.type: 13
dmi.chassis.vendor: Sony Corporation
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrR0200T5:bd07/23/2009:svnSonyCorporation:pnVPCL117FX:pvrC6U1CAX1:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct13:cvrN/A:
dmi.product.family: VAIO
dmi.product.name: VPCL117FX
dmi.product.version: C6U1CAX1
dmi.sys.vendor: Sony Corporation

[Launchpad Janitor (janitor)]

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