software-center crashed with AttributeError in _on_key_press_event(): 'NoneType' object has no attribute 'has_focus'

[Ian Nicholson]

Crashed during normal use

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: software-center 4.1.22
ProcVersionSignature: Ubuntu 3.0.0-10.16-generic 3.0.4
Uname: Linux 3.0.0-10-generic x86_64
NonfreeKernelModules: fglrx
ApportVersion: 1.22.1-0ubuntu2
Architecture: amd64
Date: Sat Sep 10 22:36:20 2011
EcryptfsInUse: Yes
ExecutablePath: /usr/share/software-center/software-center
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/software-center
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/software-center']
SourcePackage: software-center
Title: software-center crashed with AttributeError in _on_key_press_event(): 'NoneType' object has no attribute 'has_focus'
Traceback:
 Traceback (most recent call last):
   File "/usr/share/software-center/softwarecenter/ui/gtk3/widgets/apptreeview.py", line 382, in _on_key_press_event
     btn.has_focus = False
 AttributeError: 'NoneType' object has no attribute 'has_focus'
UpgradeStatus: Upgraded to oneiric on 2011-09-09 (1 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Kiwinote (kiwinote)]

branch linked is merged and in 4.1.23.4