I'm still seeing this issue. Terminal output:
alexander@Gazelle:~$ software-center 2012-07-09 23:32:34,380 - softwarecenter.ui.gtk3.app - INFO - setting up proxy 'None' 2012-07-09 23:32:34,382 - softwarecenter.db.database - INFO - open() database: path=None use_axi=True use_agent=True 2012-07-09 23:32:34,557 - softwarecenter.backend.reviews - WARNING - Could not get usefulness from server, no username in config file 2012-07-09 23:32:34,638 - softwarecenter.ui.gtk3.app - INFO - show_available_packages: search_text is '', app is None. 2012-07-09 23:32:34,825 - softwarecenter.db.pkginfo_impl.aptcache - INFO - aptcache.open() 2012-07-09 23:32:39,199 - softwarecenter.ui.gtk3.app - INFO - software-center-agent finished with status 0 2012-07-09 23:32:39,199 - softwarecenter.db.database - INFO - reopen() database 2012-07-09 23:32:39,199 - softwarecenter.db.database - INFO - open() database: path=None use_axi=True use_agent=True At this point I have reached the blank page, after having searched for 'Oil Rush', clicked 'Buy' and provided my credentials. Subsequent attempts at purchasing any for-sale software yield the following output (they also land me in the same blank page): (software-center:2847): Gtk-CRITICAL **: gtk_box_pack: assertion `gtk_widget_get_parent (child) == NULL' failed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1022074 Title: Blank page when attempting to purchase software To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-center/+bug/1022074/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs