package unattended-upgrades 0.90ubuntu0.3 failed to install/upgrade: subprocess installed post-installation script returned error exit status 10

[rajeev]

While Software Installation Update
package unattended-upgrades 0.90ubuntu0.3 failed to install/upgrade: subprocess installed post-installation script returned error exit status 10

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: unattended-upgrades 0.90ubuntu0.3
ProcVersionSignature: Ubuntu 4.4.0-62.83-generic 4.4.40
Uname: Linux 4.4.0-62-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
Date: Fri Feb 10 13:31:34 2017
ErrorMessage: subprocess installed post-installation script returned error exit status 10
InstallationDate: Installed on 2016-12-08 (63 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
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 10
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

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