scp-dbus-service.py crashed with KeyError in get_notifications(): 'job-originating-user-name'

[JAKemp]

I went to print to my HP 2100 laserjet and something crashed.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: system-config-printer-common 1.3.5+20110801-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-8.11-generic 3.0.1
Uname: Linux 3.0.0-8-generic x86_64
Architecture: amd64
CupsErrorLog:
 W [16/Aug/2011:08:01:37 -0500] failed to AddProfile: org.freedesktop.ColorManager.Failed:profile object path '/org/freedesktop/ColorManager/profiles/HP_LaserJet_4250_Gray__' has already been added
 W [16/Aug/2011:20:01:44 -0500] failed to AddProfile: org.freedesktop.ColorManager.Failed:profile object path '/org/freedesktop/ColorManager/profiles/HP2100_Gray__' has already been added
 W [16/Aug/2011:20:01:44 -0500] failed to AddProfile: org.freedesktop.ColorManager.Failed:profile object path '/org/freedesktop/ColorManager/profiles/HP2100_Gray__' has already been added
 W [16/Aug/2011:20:01:45 -0500] failed to AddProfile: org.freedesktop.ColorManager.Failed:profile object path '/org/freedesktop/ColorManager/profiles/HP2100_Gray__' has already been added
 E [16/Aug/2011:20:03:17 -0500] [Job 3] Connection failed: NT_STATUS_UNSUCCESSFUL
Date: Tue Aug 16 20:03:07 2011
ExecutablePath: /usr/share/system-config-printer/scp-dbus-service.py
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110705.1)
InterpreterPath: /usr/bin/python2.7
Lpstat:
 device for HP-LaserJet-4250: smb://cups.cs.uh.edu/547PGH-socket
 device for HP2100: hp:/net/HP_LaserJet_2100_Series?ip=192.168.1.10
Lsusb:
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
 Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
MachineType: LENOVO 4177CTO
PackageArchitecture: all
Papersize: letter
PpdFiles:
 HP-LaserJet-4250: HP LaserJet 4250 Postscript (recommended)
 HP2100: HP LaserJet 2100 Series Postscript (recommended)
ProcCmdline: /usr/bin/python /usr/share/system-config-printer/scp-dbus-service.py
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-8-generic root=UUID=bcd46de8-bd7c-4cc8-a3cd-ffbf90a0906b ro quiet splash vt.handoff=7
PythonArgs: ['/usr/share/system-config-printer/scp-dbus-service.py']
SourcePackage: system-config-printer
Title: scp-dbus-service.py crashed with KeyError in get_notifications(): 'job-originating-user-name'
Traceback:
 Traceback (most recent call last):
   File "/usr/share/system-config-printer/monitor.py", line 441, in get_notifications
     attrs['job-originating-user-name'] != cups.getUser ()):
 KeyError: 'job-originating-user-name'
UpgradeStatus: Upgraded to oneiric on 2011-08-15 (1 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 03/31/2011
dmi.bios.vendor: LENOVO
dmi.bios.version: 83ET53WW (1.23 )
dmi.board.asset.tag: Not Available
dmi.board.name: 4177CTO
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvr83ET53WW(1.23):bd03/31/2011:svnLENOVO:pn4177CTO:pvrThinkPadT420:rvnLENOVO:rn4177CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 4177CTO
dmi.product.version: ThinkPad T420
dmi.sys.vendor: LENOVO

[JAKemp (jmknsd)]

I just checked, and I printed to a printer that was not attached.

[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 #827573, 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.