software-center crashed with SystemError in mark_install()

[e.m.fields]

Binary package hint: software-center

Ubuntu software center crashed upon trying to open link to website from a software package description, while one download in progress.

Step-by-step process:
1. Opened ubuntu software center
2. searched for software
3. Clicked install, began installation. Installation in progress.
4. Viewed second software package, selected "More info".
5. Clicked "Website" link to view software homepage in browser
6. Ubuntu software center crashes, says "installation cannot be completed until package repository information is repaired"
7. Hit okay to repair repository information, popup saying ubuntu software center has crashed offers to send error report.
8. Hitting "okay" to send error report just creates a loop, infinite repeated error messages.

ProblemType: Crash
DistroRelease: Ubuntu 10.10
Package: software-center 2.1.14.1
ProcVersionSignature: Ubuntu 2.6.35-19.28-generic-pae 2.6.35.3
Uname: Linux 2.6.35-19-generic-pae i686
NonfreeKernelModules: wl
Architecture: i386
Date: Wed Sep 1 14:59:00 2010
EcryptfsInUse: Yes
ExecutablePath: /usr/share/software-center/software-center
InstallationMedia: Ubuntu-Server 10.04.1 LTS "Lucid Lynx" - Release i386 (20100816.2)
InterpreterPath: /usr/bin/python2.6
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/software-center
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/software-center']
SourcePackage: software-center
Title: software-center crashed with SystemError in mark_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 #624973, 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.