package libboost-iostreams1.46.1 1.46.1-7ubuntu3 failed to install/upgrade: package libboost-iostreams1.46.1 is already installed and configured

[Rob Cannell]

Ubuntu precise 64 bit.

The system just came up with an error report during a routine update.

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: libboost-iostreams1.46.1 1.46.1-7ubuntu3
ProcVersionSignature: Ubuntu 3.2.0-41.66-generic 3.2.42
Uname: Linux 3.2.0-41-generic x86_64
ApportVersion: 2.0.1-0ubuntu17.2
Architecture: amd64
Date: Wed May 15 19:41:56 2013
ErrorMessage: package libboost-iostreams1.46.1 is already installed and configured
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 (20120425)
MarkForUpload: True
SourcePackage: dpkg
Title: package libboost-iostreams1.46.1 1.46.1-7ubuntu3 failed to install/upgrade: package libboost-iostreams1.46.1 is already installed and configured
UpgradeStatus: No upgrade log present (probably fresh install)