package postgres-xc 1.0.2-1ubuntu1 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1

[Dharin Rajgor]

When I was trying to set up the PostgreSQL for the Ruby on Rails application, I get this error.
Below was the command I gave.

sudo apt-get install postgresql

ProblemType: Package
DistroRelease: Ubuntu 13.04
Package: postgres-xc 1.0.2-1ubuntu1
ProcVersionSignature: Ubuntu 3.8.0-19.29-generic 3.8.8
Uname: Linux 3.8.0-19-generic i686
ApportVersion: 2.9.2-0ubuntu8
Architecture: i386
Date: Tue Apr 30 14:26:11 2013
ErrorMessage: subprocess installed pre-removal script returned error exit status 1
InstallationDate: Installed on 2012-02-15 (439 days ago)
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
MarkForUpload: True
SourcePackage: postgres-xc
Title: package postgres-xc 1.0.2-1ubuntu1 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1
UpgradeStatus: Upgraded to raring on 2013-04-28 (1 days ago)

[Launchpad Janitor (janitor)]

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

[Luke Schlather (luke2760)]

Possibly a dupe of https://bugs.launchpad.net/ubuntu/+source/postgres-xc/+bug/1165226