package ppp 2.4.5-5.1ubuntu2.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[afeefa]

DistroRelease: Ubuntu 15.04

ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: ppp 2.4.5-5.1ubuntu2.2
ProcVersionSignature: Ubuntu 3.13.0-24.47-generic 3.13.9
Uname: Linux 3.13.0-24-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.19
Architecture: amd64
Date: Sat Nov 19 09:37:04 2016
DuplicateSignature: package:ppp:2.4.5-5.1ubuntu2.2:subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2015-01-30 (658 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.5
 apt 1.0.1ubuntu2.11
SourcePackage: ppp
Title: package ppp 2.4.5-5.1ubuntu2.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)