package firmware-b43-installer 1:015-9 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 4

After installation of 12.04 I was still able to access the internet without any modification to the installation.
I am not sure of the implications, as I am not proficient with Ubuntu!!!!!

1) 12.04 LTS
2) N: unable to locate package pkgname
3) I expected not to be able to access the internet
4) I was still able to access the internet

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: firmware-b43-installer 1:015-9
ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
Uname: Linux 3.2.0-24-generic i686
ApportVersion: 2.0.1-0ubuntu7
Architecture: i386
Date: Sun Apr 29 21:04:00 2012
ErrorMessage: ErrorMessage: subprocess installed post-installation script returned error exit status 4
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
PackageArchitecture: all
SourcePackage: b43-fwcutter
Title: package firmware-b43-installer 1:015-9 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 4
UpgradeStatus: Upgraded to precise on 2012-04-29 (0 days ago)