package nsd 4.0.1-1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Sachin]

Package update caused fatal system error

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: nsd 4.0.1-1
ProcVersionSignature: Ubuntu 3.13.0-41.70-generic 3.13.11.11
Uname: Linux 3.13.0-41-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.6
Architecture: amd64
Date: Mon Dec 22 13:11:10 2014
DuplicateSignature: package:nsd:4.0.1-1:subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2012-12-18 (733 days ago)
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1)
SourcePackage: nsd
Title: package nsd 4.0.1-1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to trusty on 2014-10-18 (65 days ago)