package libglib2.0-dev 2.40.2-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

i've got gcc-5 installed so changes following that probably caused this.

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: libglib2.0-dev 2.40.2-0ubuntu1
ProcVersionSignature: Ubuntu 4.2.0-42.49~14.04.1-generic 4.2.8-ckt12
Uname: Linux 4.2.0-42-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.29
Architecture: amd64
Date: Tue Aug 21 15:14:46 2018
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2018-08-21 (0 days ago)
InstallationMedia: Ubuntu 14.04.4 LTS "Trusty Tahr" - Release amd64 (20160217.1)
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.8
 apt 1.0.1ubuntu2.18
SourcePackage: glib2.0
Title: package libglib2.0-dev 2.40.2-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)