Imagemagick doesn't do anything when clicked from overview

[Ty Young]

When clicking either of the two Imagemagick icons in overview, nothing happens. Launching from the terminal doesn't seem to do anything, either as it can't find the package.

Description: Ubuntu 16.04 LTS
Release: 16.04

Unable to provide apt-cache policy due to no package.

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: imagemagick 8:6.8.9.9-7ubuntu5
ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
Uname: Linux 4.4.0-21-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.20.1-0ubuntu2
Architecture: amd64
CurrentDesktop: GNOME
Date: Tue Apr 26 18:46:26 2016
InstallationDate: Installed on 2016-04-23 (3 days ago)
InstallationMedia: Ubuntu-GNOME 16.04 LTS "Xenial Xerus" - Release amd64 (20160421)
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: imagemagick
UpgradeStatus: No upgrade log present (probably fresh install)