jockey-backend crashed with SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)

[Opanos]

jockey crashed when i was tryiong to activate radeon drivers.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: jockey-common 0.9.4-0ubuntu10.1
ProcVersionSignature: Ubuntu 3.0.0-15.24-generic 3.0.13
Uname: Linux 3.0.0-15-generic x86_64
ApportVersion: 1.23-0ubuntu4
Architecture: amd64
Date: Mon Dec 19 16:26:08 2011
ExecutablePath: /usr/share/jockey/jockey-backend
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
InterpreterPath: /usr/bin/python2.7
MachineType: Acer Aspire 7750G
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/share/jockey/jockey-backend --debug -l /var/log/jockey.log
ProcEnviron:

ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-15-generic root=UUID=a3522d43-7ff3-4e18-a0b0-f1821432382a ro quiet splash vt.handoff=7
PythonArgs: ['/usr/share/jockey/jockey-backend', '--debug', '-l', '/var/log/jockey.log']
SourcePackage: jockey
Title: jockey-backend crashed with SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)
Traceback: SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

dmi.bios.date: 03/02/2011
dmi.bios.vendor: Acer
dmi.bios.version: V1.07
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: JE70_HR
dmi.board.vendor: Acer
dmi.board.version: Base Board Version
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: V1.07
dmi.modalias: dmi:bvnAcer:bvrV1.07:bd03/02/2011:svnAcer:pnAspire7750G:pvrV1.07:rvnAcer:rnJE70_HR:rvrBaseBoardVersion:cvnAcer:ct10:cvrV1.07:
dmi.product.name: Aspire 7750G
dmi.product.version: V1.07
dmi.sys.vendor: Acer

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #850005, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.