package docker-registry 2.3.0~ds1-1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Paul Hilfinger]

System: Ubuntu 16.04.6 LTS

Attempt to install docker-registry via Synaptic Package Manager resulted in "System error".

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: docker-registry 2.3.0~ds1-1
ProcVersionSignature: Ubuntu 4.4.0-173.203-generic 4.4.208
Uname: Linux 4.4.0-173-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.21
Architecture: amd64
Date: Thu Feb 6 15:21:18 2020
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2016-08-10 (1275 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.6
 apt 1.2.32
SourcePackage: docker-registry
Title: package docker-registry 2.3.0~ds1-1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to xenial on 2016-08-11 (1274 days ago)