package postgresql-common 154ubuntu1 failed to install/upgrade: subproces installed post-installation script gaf een foutwaarde 1 terug

it is with an update.

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: postgresql-common 154ubuntu1
ProcVersionSignature: Ubuntu 3.13.0-55.94-generic 3.13.11-ckt20
Uname: Linux 3.13.0-55-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.14.1-0ubuntu3.11
Architecture: amd64
Date: Thu Jul 2 06:52:04 2015
DuplicateSignature: package:postgresql-common:154ubuntu1:subproces installed post-installation script gaf een foutwaarde 1 terug
ErrorMessage: subproces installed post-installation script gaf een foutwaarde 1 terug
InstallationDate: Installed on 2015-01-13 (169 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
PackageArchitecture: all
SourcePackage: postgresql-common
Title: package postgresql-common 154ubuntu1 failed to install/upgrade: subproces installed post-installation script gaf een foutwaarde 1 terug
UpgradeStatus: No upgrade log present (probably fresh install)
modified.conffile..etc.postgresql.common.createcluster.conf: [deleted]