system-config-printer.py crashed with AttributeError in on_printer_removed(): 'NoneType' object has no attribute 'name'

Binary package hint: system-config-printer

Trying to Add/Install Brother MFC7220 print drivers. Error appears following the deletion of an added printer.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: system-config-printer-gnome 1.3.1+20110222-0ubuntu10
ProcVersionSignature: Ubuntu 2.6.38-7.38-generic 2.6.38
Uname: Linux 2.6.38-7-generic x86_64
Architecture: amd64
Date: Thu Mar 24 14:15:38 2011
ExecutablePath: /usr/share/system-config-printer/system-config-printer.py
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20110322.1)
InterpreterPath: /usr/bin/python2.7
Lpstat: Error: command ['lpstat', '-v'] failed with exit code 1: lpstat: No destinations added.
MachineType: TOSHIBA PORTEGE M800
Papersize: a4
ProcCmdline: /usr/bin/python /usr/share/system-config-printer/system-config-printer.py
ProcEnviron:
 LANGUAGE=en_AU:en
 LANG=en_AU.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-2.6.38-7-generic root=UUID=c0ceec1f-3f29-4139-95ee-b5211faf9ba2 ro rootflags=subvol=@ quiet splash vt.handoff=7
PythonArgs: ['/usr/share/system-config-printer/system-config-printer.py']
SourcePackage: system-config-printer
Title: system-config-printer.py crashed with AttributeError in on_printer_removed(): 'NoneType' object has no attribute 'name'
Traceback:
 Traceback (most recent call last):
   File "/usr/share/system-config-printer/printerproperties.py", line 1789, in on_printer_removed
     if self.printer.name == printer:
 AttributeError: 'NoneType' object has no attribute 'name'
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 01/08/2009
dmi.bios.vendor: TOSHIBA
dmi.bios.version: V3.20
dmi.board.name: PORTEGE M800
dmi.board.vendor: TOSHIBA
dmi.board.version: Not Applicable
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: TOSHIBA
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnTOSHIBA:bvrV3.20:bd01/08/2009:svnTOSHIBA:pnPORTEGEM800:pvrPPM81A-08S01S:rvnTOSHIBA:rnPORTEGEM800:rvrNotApplicable:cvnTOSHIBA:ct10:cvrN/A:
dmi.product.name: PORTEGE M800
dmi.product.version: PPM81A-08S01S
dmi.sys.vendor: TOSHIBA