software-center crashed with AttributeError in _make_new_model()

[Bordi]

Binary package hint: software-center

# lsb_release -rd
Description: Ubuntu lucid (development branch)
Release: 10.04

# uname -a
Linux ubuntu 2.6.32-20-generic #30-Ubuntu SMP Mon Apr 12 15:20:57 UTC 2010 x86_64 GNU/Linux

ProblemType: Crash
DistroRelease: Ubuntu 10.04
Package: software-center 1.1.26
ProcVersionSignature: Ubuntu 2.6.32-20.30-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-20-generic x86_64
Architecture: amd64
CheckboxSubmission: ebfb220a295e2c371bc7db10b444521d
CheckboxSystem: fc73f07fcd9845bb95fa3ca6b8be7ef2
Date: Wed Apr 14 17:47:41 2010
ExecutablePath: /usr/share/software-center/software-center
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Beta amd64 (20100406.1)
InterpreterPath: /usr/bin/python2.6
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/software-center
ProcEnviron:
 LANG=de_CH.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/software-center']
SourcePackage: software-center
Title: software-center crashed with AttributeError in _make_new_model()
Traceback:
 Traceback (most recent call last):
   File "/usr/share/software-center/softwarecenter/view/channelpane.py", line 119, in _make_new_model
     self.scroll_app_list.window.set_cursor(None)
 AttributeError: 'NoneType' object has no attribute 'set_cursor'
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[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 #560320, 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.