package gir1.2-accounts-1.0:amd64 1.21+16.04.20160222-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Justin Goldsmith]

Error occurred while installing Unity on Ubuntu Mate 16.04.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: gir1.2-accounts-1.0:amd64 1.21+16.04.20160222-0ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-92.115-generic 4.4.76
Uname: Linux 4.4.0-92-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.10
Architecture: amd64
Date: Sun Aug 20 00:39:04 2017
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2017-07-17 (33 days ago)
InstallationMedia: Ubuntu-MATE 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.24
SourcePackage: libaccounts-glib
Title: package gir1.2-accounts-1.0:amd64 1.21+16.04.20160222-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)