package python-gtk2-dev 2.24.0-4ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

Repeated 'system problem' alerts (mostly on system startup), all seem to be traceable to this package.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: python-gtk2-dev 2.24.0-4ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15
Uname: Linux 4.4.0-34-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
AptOrdering:
 python-gtk2-dev: Configure
 NULL: ConfigurePending
Architecture: amd64
Date: Wed Sep 21 10:29:19 2016
DpkgHistoryLog:
 Start-Date: 2016-09-21 10:29:19
 Commandline: apt-get install build-essential cmake
 Requested-By: charles (1000)
DpkgTerminalLog:
 Setting up python-gtk2-dev (2.24.0-4ubuntu1) ...
 dpkg: error processing package python-gtk2-dev (--configure):
  subprocess installed post-installation script returned error exit status 1
DuplicateSignature:
 package:python-gtk2-dev:2.24.0-4ubuntu1
 Setting up python-gtk2-dev (2.24.0-4ubuntu1) ...
 dpkg: error processing package python-gtk2-dev (--configure):
  subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2014-04-30 (874 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.12~ubuntu16.04.1
SourcePackage: pygtk
Title: package python-gtk2-dev 2.24.0-4ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)