package libjson-perl 2.90-1 failed to install/upgrade: package libjson-perl is not ready for configuration cannot configure (current status 'half-installed')

[Steven Lance]

1) Ubuntu 16.04 LTS
2) libjson-perl:
  Installed: 2.90-1
  Candidate: 2.90-1
  Version table:
 *** 2.90-1 500
        500 http://ca.archive.ubuntu.com/ubuntu xenial/main amd64 Packages
        500 http://ca.archive.ubuntu.com/ubuntu xenial/main i386 Packages
        100 /var/lib/dpkg/status

3) Expected install as part of automatic software update
4) Error message "package libjson-perl 2.90-1 failed to install/upgrade: package libjson-perl is not ready for configuration cannot configure (current status 'half-installed')" appeared and interrupted update process.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: libjson-perl 2.90-1
ProcVersionSignature: Ubuntu 4.8.0-58.63~16.04.1-generic 4.8.17
Uname: Linux 4.8.0-58-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.10
Architecture: amd64
Date: Mon Aug 7 08:42:30 2017
DuplicateSignature:
 package:libjson-perl:2.90-1
 Processing triggers for fontconfig (2.11.94-0ubuntu1.1) ...
 dpkg: error processing package libjson-perl (--configure):
  package libjson-perl is not ready for configuration
ErrorMessage: package libjson-perl is not ready for configuration cannot configure (current status 'half-installed')
InstallationDate: Installed on 2017-06-19 (48 days ago)
InstallationMedia: It
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.24
SourcePackage: libjson-perl
Title: package libjson-perl 2.90-1 failed to install/upgrade: package libjson-perl is not ready for configuration cannot configure (current status 'half-installed')
UpgradeStatus: No upgrade log present (probably fresh install)