printer-applet.py crashed with KeyError in get_notifications(): 'job-originating-user-name'

Everytime I try to print I get this error. The printer works though.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: printer-applet 4:4.7.1-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-11.17-generic 3.0.4
Uname: Linux 3.0.0-11-generic x86_64
ApportVersion: 1.22.1-0ubuntu2
Architecture: amd64
Date: Sun Sep 18 20:23:46 2011
ExecutablePath: /usr/share/kde4/apps/printer-applet/printer-applet.py
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: python /usr/bin/printer-applet
ProcEnviron:
 LANGUAGE=de_CH:de
 LANG=de_CH.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/printer-applet']
SourcePackage: kdeutils
Title: printer-applet.py crashed with KeyError in get_notifications(): 'job-originating-user-name'
Traceback:
 Traceback (most recent call last):
   File "/usr/share/kde4/apps/printer-applet/monitor.py", line 394, in get_notifications
     attrs['job-originating-user-name'] != cups.getUser ()):
 KeyError: 'job-originating-user-name'
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare