package sudo 1.8.9p5-1ubuntu1.4 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1

[Jyotiranjan]

bash: sudo : command not found

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: sudo 1.8.9p5-1ubuntu1.4
ProcVersionSignature: Ubuntu 3.13.0-123.172-generic 3.13.11-ckt39
Uname: Linux 3.13.0-123-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.24
Architecture: amd64
Date: Thu Jul 6 17:58:21 2017
DuplicateSignature: package:sudo:1.8.9p5-1ubuntu1.4:subprocess installed pre-removal script returned error exit status 1
ErrorMessage: subprocess installed pre-removal script returned error exit status 1
InstallationDate: Installed on 2016-09-28 (280 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.7
 apt 1.0.1ubuntu2.17
SourcePackage: sudo
Title: package sudo 1.8.9p5-1ubuntu1.4 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)
VisudoCheck:
 /etc/sudoers: parsed OK
 /etc/sudoers.d/README: parsed OK