package firmware-b43-installer 1:014-9 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 4

[Sam Jacob]

eror upgrade has been aborted.your system could be in an unstable condition. a recovery will run now

ProblemType: Package
DistroRelease: Ubuntu 11.10
Package: firmware-b43-installer 1:014-9
ProcVersionSignature: Ubuntu 2.6.38-12.51-generic 2.6.38.8
Uname: Linux 2.6.38-12-generic i686
ApportVersion: 1.23-0ubuntu3
Architecture: i386
Date: Mon Oct 24 05:07:24 2011
ErrorMessage: ErrorMessage: subprocess installed post-installation script returned error exit status 4
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
PackageArchitecture: all
SourcePackage: b43-fwcutter
Title: package firmware-b43-installer 1:014-9 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 4
UpgradeStatus: Upgraded to oneiric on 2011-10-23 (0 days ago)