package sudo 1.8.16-0ubuntu1.3 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1

[sol azad]

its alert shows up whenever i turn on my notebook

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: sudo 1.8.16-0ubuntu1.3
ProcVersionSignature: Ubuntu 4.4.0-77.98-generic 4.4.59
Uname: Linux 4.4.0-77-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
Date: Sun May 7 18:41:19 2017
ErrorMessage: subprocess installed pre-removal script returned error exit status 1
InstallationDate: Installed on 2017-01-27 (102 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.20
SourcePackage: sudo
Title: package sudo 1.8.16-0ubuntu1.3 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

[Launchpad Janitor (janitor)]

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