update-manager crashed with AttributeError in _try_show_release_notes_textview(): 'Window' object has no attribute 'window'

[alex]

i also set my administrator password to 'no password' and now it does not work when it asks for a password and i dont type in anything then press enter my last password doesnt work neither. so theres this problem and the one i am reporting.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: update-manager 1:0.152.19
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
ApportVersion: 1.23-0ubuntu1
Architecture: amd64
Date: Wed May 29 17:12:41 2013
ExecutablePath: /usr/bin/update-manager
InstallationMedia: Kogan Agora 12 - 20110505 - Release amd64
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/update-manager
PythonArgs: ['/usr/bin/update-manager']
SourcePackage: update-manager
Title: update-manager crashed with AttributeError in _try_show_release_notes_textview(): 'Window' object has no attribute 'window'
UpgradeStatus: Upgraded to oneiric on 2013-05-29 (0 days ago)
UserGroups: adm admin cdrom dialout lpadmin nopasswdlogin plugdev sambashare
VarLogDistupgradeAptlog:
 Log time: 2013-05-29 16:56:39.229237
 Log time: 2013-05-29 16:57:11.533199
 Log time: 2013-05-29 17:00:10.375118

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #859862, 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.