package systemd 229-4ubuntu7 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 2

[Doug Baltz]

no idea what happened

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: systemd 229-4ubuntu7
ProcVersionSignature: Ubuntu 4.4.0-31.50-generic 4.4.13
Uname: Linux 4.4.0-31-generic i686
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: i386
Date: Wed Aug 3 21:32:19 2016
DuplicateSignature:
 package:systemd:229-4ubuntu7
 De-configuring udev (225-1ubuntu9.1) ...
 dpkg: error processing archive /var/cache/apt/archives/systemd_229-4ubuntu7_i386.deb (--unpack):
  subprocess installed pre-removal script returned error exit status 2
ErrorMessage: subprocess installed pre-removal script returned error exit status 2
InstallationDate: Installed on 2016-02-29 (162 days ago)
InstallationMedia: Ubuntu-MATE 15.04 "Vivid Vervet" - Release i386 (20150422.1)
Lsusb:
 Bus 001 Device 002: ID 0480:a006 Toshiba America Inc External Disk 1.5TB
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: Dell Computer Corporation Dimension 3000
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-31-generic root=UUID=b87afe84-ca98-4ff9-a03f-a86cb49c0c49 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.12~ubuntu16.04.1
SourcePackage: systemd
SystemdDelta:
 [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

 2 overridden configuration files found.
Title: package systemd 229-4ubuntu7 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 2
UpgradeStatus: Upgraded to xenial on 2016-08-04 (5 days ago)
dmi.bios.date: 08/24/2004
dmi.bios.vendor: Dell Computer Corporation
dmi.bios.version: A01
dmi.board.name: 0N6381
dmi.board.vendor: Dell Computer Corp.
dmi.chassis.type: 6
dmi.chassis.vendor: Dell Computer Corporation
dmi.modalias: dmi:bvnDellComputerCorporation:bvrA01:bd08/24/2004:svnDellComputerCorporation:pnDimension3000:pvr:rvnDellComputerCorp.:rn0N6381:rvr:cvnDellComputerCorporation:ct6:cvr:
dmi.product.name: Dimension 3000
dmi.sys.vendor: Dell Computer Corporation