package unattended-upgrades 0.90ubuntu0.3 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Paritala.Manikanta]

plz slove it

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: unattended-upgrades 0.90ubuntu0.3
ProcVersionSignature: Ubuntu 4.4.0-72.93-generic 4.4.49
Uname: Linux 4.4.0-72-generic i686
NonfreeKernelModules: wl
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: i386
Date: Sat Apr 15 23:03:07 2017
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2013-07-18 (1366 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release i386 (20130424)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.19
SourcePackage: unattended-upgrades
Title: package unattended-upgrades 0.90ubuntu0.3 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to xenial on 2017-04-15 (0 days ago)
modified.conffile..etc.apt.apt.conf.d.10periodic:
 APT::Periodic::Update-Package-Lists "1";
 APT::Periodic::Download-Upgradeable-Packages "0";
 APT::Periodic::AutocleanInterval "0";
 APT::Periodic::Unattended-Upgrade "0";
mtime.conffile..etc.apt.apt.conf.d.10periodic: 2013-07-22T09:33:54.666057

[Launchpad Janitor (janitor)]

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