package liblockfile1:i386 1.09-6ubuntu1 failed to install/upgrade: package liblockfile1:i386 is already installed and configured

[Ye' Zar Ni]

How should i do for these error

ProblemType: Package
DistroRelease: Ubuntu 15.10
Package: liblockfile1:i386 1.09-6ubuntu1
ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3
Uname: Linux 4.2.0-16-generic i686
ApportVersion: 2.19.1-0ubuntu3
AptdaemonVersion: 1.1.1+bzr982-0ubuntu14
Architecture: i386
Date: Tue Jan 19 15:08:05 2016
Dependencies:
 gcc-5-base 5.2.1-22ubuntu2
 libc6 2.21-0ubuntu4
 libgcc1 1:5.2.1-22ubuntu2
 liblockfile-bin 1.09-6ubuntu1
 multiarch-support 2.21-0ubuntu4
DuplicateSignature: package:liblockfile1:i386:1.09-6ubuntu1:package liblockfile1:i386 is already installed and configured
ErrorMessage: package liblockfile1:i386 is already installed and configured
InstallationDate: Installed on 2016-01-18 (0 days ago)
InstallationMedia: It
RelatedPackageVersions:
 dpkg 1.18.2ubuntu5
 apt 1.0.10.2ubuntu1
SourcePackage: dpkg
Title: package liblockfile1:i386 1.09-6ubuntu1 failed to install/upgrade: package liblockfile1:i386 is already installed and configured
UpgradeStatus: No upgrade log present (probably fresh install)