software-center crashed with AlreadyCalledDeferred in callback()

[Jānis Kangarooo]

Binary package hint: software-center

Ubuntu 11.04 29-03-2011 daily prerelease build
to get better bug report about another bug wanted to install record desktop

got in ubuntu software center to press Use this source and then got this crash. After crash uploaded got this messege
W:Failed to fetch cdrom://Ubuntu 11.04 _Natty Narwhal_ - Beta 1 i386 (20110329.1)/dists/natty/main/binary-i386/Packages Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
, W:Failed to fetch cdrom://Ubuntu 11.04 _Natty Narwhal_ - Beta 1 i386 (20110329.1)/dists/natty/restricted/binary-i386/Packages Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
, E:Some index files failed to download. They have been ignored, or old ones used instead.

UPDaTE: It didnt closed itself and Now Install button apeared and its isntalled now

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: software-center 3.1.24.3
ProcVersionSignature: Ubuntu 2.6.38-7.39-generic 2.6.38
Uname: Linux 2.6.38-7-generic i686
Architecture: i386
Date: Tue Mar 29 21:34:33 2011
ExecutablePath: /usr/share/software-center/software-center
InterpreterPath: /usr/bin/python2.7
LiveMediaBuild: Ubuntu 11.04 "Natty Narwhal" - Beta 1 i386 (20110329.1)
ProcCmdline: /usr/bin/python /usr/bin/software-center gtk-recordmydesktop/Desktop\ recorder
ProcEnviron:
 SHELL=/bin/bash
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
PythonArgs: ['/usr/bin/software-center', 'gtk-recordmydesktop/Desktop recorder']
SourcePackage: software-center
Title: software-center crashed with AlreadyCalledDeferred in callback()
UpgradeStatus: No upgrade log present (probably fresh install)
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 #636429, 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.