package libffi6:i386 3.2.1-3 failed to install/upgrade: package libffi6:i386 is already installed and configured

[Mohammed]

Fix it please

ProblemType: Package
DistroRelease: Ubuntu 15.10
Package: libffi6:i386 3.2.1-3
ProcVersionSignature: Ubuntu 4.2.0-19.23-generic 4.2.6
Uname: Linux 4.2.0-19-generic x86_64
ApportVersion: 2.19.1-0ubuntu5
AptdaemonVersion: 1.1.1+bzr982-0ubuntu14
Architecture: amd64
Date: Sun Dec 6 15:59:55 2015
Dependencies:
 gcc-5-base 5.2.1-22ubuntu2
 libc6 2.21-0ubuntu4
 libgcc1 1:5.2.1-22ubuntu2
 multiarch-support 2.21-0ubuntu4
DuplicateSignature: package:libffi6:i386:3.2.1-3:package libffi6:i386 is already installed and configured
ErrorMessage: package libffi6:i386 is already installed and configured
InstallationDate: Installed on 2015-12-01 (5 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
PackageArchitecture: i386
RelatedPackageVersions:
 dpkg 1.18.2ubuntu5.1
 apt 1.0.10.2ubuntu1
SourcePackage: dpkg
Title: package libffi6:i386 3.2.1-3 failed to install/upgrade: package libffi6:i386 is already installed and configured
UpgradeStatus: Upgraded to wily on 2015-12-02 (4 days ago)