package python-aptdaemon.gtk3widgets 1.1.1+bzr982-0ubuntu3 failed to install/upgrade: subprocess new pre-removal script returned error exit status 1

[tanuj sharma]

ubuntu software centre is not opening up neither it is installing any .deb applications....

ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: python-aptdaemon.gtk3widgets 1.1.1+bzr982-0ubuntu3
ProcVersionSignature: Ubuntu 3.19.0-25.26-generic 3.19.8-ckt2
Uname: Linux 3.19.0-25-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.17.2-0ubuntu1
Architecture: amd64
Date: Tue Aug 4 10:03:49 2015
DuplicateSignature: package:python-aptdaemon.gtk3widgets:1.1.1+bzr982-0ubuntu3:subprocess new pre-removal script returned error exit status 1
ErrorMessage: subprocess new pre-removal script returned error exit status 1
InstallationDate: Installed on 2015-07-22 (12 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.17.25ubuntu1
 apt 1.0.9.7ubuntu4
SourcePackage: aptdaemon
Title: package python-aptdaemon.gtk3widgets 1.1.1+bzr982-0ubuntu3 failed to install/upgrade: subprocess new pre-removal script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)