package plymouth 0.9.2-3ubuntu13.5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Larry Shiller]

package plymouth 0.9.2-3ubuntu13.5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: plymouth 0.9.2-3ubuntu13.5
ProcVersionSignature: Ubuntu 3.13.0-48.80-generic 3.13.11-ckt16
Uname: Linux 3.13.0-48-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.18
Architecture: amd64
Date: Wed Apr 24 09:35:43 2019
DefaultPlymouth: Error: command ['readlink', '/etc/alternatives/default.plymouth'] failed with exit code 1:
Ec2AMI: ami-49c9295f
Ec2AMIManifest: (unknown)
Ec2AvailabilityZone: us-east-1a
Ec2InstanceType: t2.medium
Ec2Kernel: unavailable
Ec2Ramdisk: unavailable
ErrorMessage: subprocess installed post-installation script returned error exit status 1
Lsusb: Error: command ['lsusb'] failed with exit code 1:
MachineType: Xen HVM domU
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-48-generic root=UUID=d4f2aafc-946a-4514-930d-4c45e676f198 ro console=tty1 console=ttyS0
ProcFB:

ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-48-generic root=UUID=d4f2aafc-946a-4514-930d-4c45e676f198 ro console=tty1 console=ttyS0
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.5
 apt 1.2.31
SourcePackage: plymouth
TextPlymouth: /lib/plymouth/themes/ubuntu-text/ubuntu-text.plymouth
Title: package plymouth 0.9.2-3ubuntu13.5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to xenial on 2019-04-24 (0 days ago)
dmi.bios.date: 11/11/2016
dmi.bios.vendor: Xen
dmi.bios.version: 4.2.amazon
dmi.chassis.type: 1
dmi.chassis.vendor: Xen
dmi.modalias: dmi:bvnXen:bvr4.2.amazon:bd11/11/2016:svnXen:pnHVMdomU:pvr4.2.amazon:cvnXen:ct1:cvr:
dmi.product.name: HVM domU
dmi.product.version: 4.2.amazon
dmi.sys.vendor: Xen

[Launchpad Janitor (janitor)]

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