package libmagickcore5-extra:amd64 8:6.7.7.10-6ubuntu3.1 failed to install/upgrade: package libmagickcore5-extra:amd64 is not ready for configuration cannot configure (current status `half-installed')

[Guppy Pilot]

DVDStyler has quit functioning properly (During DVD burn process, it fails immediately while trying to create menus), and cites libmagickcore5 as a problem.

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: libmagickcore5-extra:amd64 8:6.7.7.10-6ubuntu3.1
ProcVersionSignature: Ubuntu 3.13.0-92.139-generic 3.13.11-ckt39
Uname: Linux 3.13.0-92-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.14.1-0ubuntu3.21
Architecture: amd64
Date: Fri Aug 5 10:59:22 2016
DuplicateSignature: package:libmagickcore5-extra:amd64:8:6.7.7.10-6ubuntu3.1:package libmagickcore5-extra:amd64 is not ready for configuration cannot configure (current status `half-installed')
ErrorMessage: package libmagickcore5-extra:amd64 is not ready for configuration cannot configure (current status `half-installed')
InstallationDate: Installed on 2016-05-03 (94 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.7
 apt 1.0.1ubuntu2.14
SourcePackage: imagemagick
Title: package libmagickcore5-extra:amd64 8:6.7.7.10-6ubuntu3.1 failed to install/upgrade: package libmagickcore5-extra:amd64 is not ready for configuration cannot configure (current status `half-installed')
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

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