package bbswitch-dkms 0.7-2ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 6

[voron]

try install ubuntu-gnome 16.04 live on hd

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: bbswitch-dkms 0.7-2ubuntu1
ProcVersionSignature: Ubuntu 4.2.0-19.23-generic 4.2.6
Uname: Linux 4.2.0-19-generic x86_64
ApportVersion: 2.19.2-0ubuntu6
Architecture: amd64
CasperVersion: 1.366
Date: Wed Nov 25 11:26:21 2015
ErrorMessage: subprocess installed post-installation script returned error exit status 6
LiveMediaBuild: Ubuntu-GNOME 16.04 LTS "Xenial Xerus" - Alpha amd64 (20151124)
RelatedPackageVersions:
 dpkg 1.18.3ubuntu1
 apt 1.0.10.2ubuntu1
SourcePackage: bbswitch
Title: package bbswitch-dkms 0.7-2ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 6
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.