package postgresql-9.3 9.3.7-0ubuntu0.14.04 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Nirmalya Lahiri]

While booting I got this error

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: postgresql-9.3 9.3.7-0ubuntu0.14.04
ProcVersionSignature: Ubuntu 3.13.0-53.89-generic 3.13.11-ckt19
Uname: Linux 3.13.0-53-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.11
Architecture: amd64
Date: Fri Jun 5 10:55:07 2015
DuplicateSignature: package:postgresql-9.3:9.3.7-0ubuntu0.14.04:subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2014-12-13 (174 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
SourcePackage: postgresql-9.3
Title: package postgresql-9.3 9.3.7-0ubuntu0.14.04 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.