New install, install proprietary drivers, error :package firmware-b43-installer 4.150.10.5-4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Simon Spencer]

Binary package hint: b43-fwcutter

Description: Ubuntu maverick (development branch)
Release: 10.10

firmware-b43-installer:
  Installé : (aucun)
  Candidat : 4.150.10.5-4
 Table de version :
     4.150.10.5-4 0
        500 http://fr.archive.ubuntu.com/ubuntu/ maverick/multiverse i386 Packages
        100 /var/lib/dpkg/status

ProblemType: Package
DistroRelease: Ubuntu 10.10
Package: firmware-b43-installer 4.150.10.5-4
ProcVersionSignature: Ubuntu 2.6.35-19.28-generic 2.6.35.3
Uname: Linux 2.6.35-19-generic i686
AptOrdering: firmware-b43-installer: Configure
Architecture: i386
Date: Sun Sep 26 16:18:59 2010
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu-Netbook 10.10 "Maverick Meerkat" - Beta i386 (20100902.1)
PackageArchitecture: all
SourcePackage: b43-fwcutter
Title: package firmware-b43-installer 4.150.10.5-4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1