jockey-backend crashed with SystemError: E:Sub-process /usr/bin/dpkg returned an error code (2)

[Richard Nuss]

trying to figure out why Steam games aren't working (something about graphics not initializing) so I am trying to upgrade my nvidia driver. Get this error. I am a newcomer to Ubuntu/Linux.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: jockey-common 0.9.4-0ubuntu7
ProcVersionSignature: Ubuntu 3.0.0-11.18-generic 3.0.4
Uname: Linux 3.0.0-11-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.23-0ubuntu1
Architecture: amd64
Date: Fri Sep 23 10:27:05 2011
ExecutablePath: /usr/share/jockey/jockey-backend
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
InterpreterPath: /usr/bin/python2.7
MachineType: Gigabyte Technology Co., Ltd. GA-990XA-UD3
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/share/jockey/jockey-backend --debug -l /var/log/jockey.log
ProcEnviron:

ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-11-generic root=UUID=f657acdc-a060-4e2a-a08a-a74949e15fcf 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 (2)
Traceback: SystemError: E:Sub-process /usr/bin/dpkg returned an error code (2)
UpgradeStatus: Upgraded to oneiric on 2011-09-21 (1 days ago)
UserGroups:

dmi.bios.date: 05/19/2011
dmi.bios.vendor: Award Software International, Inc.
dmi.bios.version: F3
dmi.board.name: GA-990XA-UD3
dmi.board.vendor: Gigabyte Technology Co., Ltd.
dmi.board.version: x.x
dmi.chassis.type: 3
dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF3:bd05/19/2011:svnGigabyteTechnologyCo.,Ltd.:pnGA-990XA-UD3:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-990XA-UD3:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr:
dmi.product.name: GA-990XA-UD3
dmi.sys.vendor: Gigabyte Technology Co., Ltd.

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu 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.