system-config-printer.py crashed with KeyError in update_job_creation_times()

[ERE]

Binary package hint: system-config-printer

system-config-printer.py crashed with KeyError in update_job_creation_times()

ProblemType: Crash
DistroRelease: Ubuntu 10.04
Package: system-config-printer-gnome 1.2.0+20100408-0ubuntu5.2
ProcVersionSignature: Ubuntu 2.6.32-24.39-generic 2.6.32.15+drm33.5
Uname: Linux 2.6.32-24-generic i686
Architecture: i386
CheckboxSubmission: 12617396526939ef16af492933778c4b
CheckboxSystem: 25020ff6958bf4d49692136597cb229d
Date: Tue Aug 17 16:03:53 2010
ExecutablePath: /usr/share/system-config-printer/system-config-printer.py
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
InterpreterPath: /usr/bin/python2.6
Lpstat:
 device for Brother-HL-5250DN: dnssd://Brother%20HL-5250DN%20series%20%5B0080777da34b%5D._ipp._tcp.local/
 device for Stylus-DX4050: usb://EPSON/Stylus%20DX4000
MachineType: MSI MS-7021
PackageArchitecture: all
Papersize: a4
PpdFiles:
 Brother-HL-5250DN: Brother HL-5250DN Foomatic/Postscript
 Stylus-DX4050: Epson Stylus DX4050 - CUPS+Gutenprint v5.2.5
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-24-generic root=UUID=87077a5d-5f7f-40ae-8661-f61da21609ab ro quiet splash
ProcCmdline: python /usr/share/system-config-printer/system-config-printer.py
ProcEnviron:
 LANG=fr_FR.utf8
 SHELL=/bin/bash
PythonArgs: ['/usr/share/system-config-printer/system-config-printer.py']
SourcePackage: system-config-printer
Title: system-config-printer.py crashed with KeyError in update_job_creation_times()
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 04/02/01
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: Version 07.00T
dmi.board.name: MS-7021
dmi.board.vendor: MSI
dmi.board.version: 1.0
dmi.chassis.asset.tag: 0123ABC
dmi.chassis.type: 3
dmi.chassis.vendor: Uknown Chassis Manufacture
dmi.chassis.version: Version 1.00
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrVersion07.00T:bd04/02/01:svnMSI:pnMS-7021:pvr1.0:rvnMSI:rnMS-7021:rvr1.0:cvnUknownChassisManufacture:ct3:cvrVersion1.00:
dmi.product.name: MS-7021
dmi.product.version: 1.0
dmi.sys.vendor: MSI