package libenca0:amd64 1.16-1 failed to install/upgrade: package libenca0:amd64 is already installed and configured

[Illya Kuryakin]

Attempted to down load Ubuntu restricted extras. System experienced appreciable lag until the program stop working.

ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: libenca0:amd64 1.16-1
ProcVersionSignature: Ubuntu 3.19.0-18.18-generic 3.19.6
Uname: Linux 3.19.0-18-generic x86_64
ApportVersion: 2.17.2-0ubuntu1.1
AptdaemonVersion: 1.1.1+bzr982-0ubuntu3
Architecture: amd64
Date: Mon May 25 20:20:58 2015
Dependencies:
 gcc-5-base 5.1~rc1-0ubuntu1
 libc6 2.21-0ubuntu4
 libgcc1 1:5.1~rc1-0ubuntu1
 multiarch-support 2.21-0ubuntu4
DuplicateSignature: package:libenca0:amd64:1.16-1:package libenca0:amd64 is already installed and configured
ErrorMessage: package libenca0:amd64 is already installed and configured
InstallationDate: Installed on 2015-05-25 (0 days ago)
InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
RelatedPackageVersions:
 dpkg 1.17.25ubuntu1
 apt 1.0.9.7ubuntu4
SourcePackage: dpkg
Title: package libenca0:amd64 1.16-1 failed to install/upgrade: package libenca0:amd64 is already installed and configured
UpgradeStatus: Upgraded to vivid on 2015-05-25 (0 days ago)