Comment 8 for bug 717645

Just started the software-center and searched for skype. It crashed with the following stack trace

2012-04-08 22:50:39,881 - softwarecenter.ui.gtk3.app - INFO - setting up proxy 'None'
2012-04-08 22:50:39,887 - softwarecenter.db.database - INFO - open() database: path=None use_axi=True use_agent=True
2012-04-08 22:50:40,157 - softwarecenter.backend.reviews - WARNING - Could not get usefulness from server, no username in config file
Traceback (most recent call last):
  File "/usr/share/software-center/softwarecenter/ui/gtk3/widgets/cellrenderers.py", line 385, in do_render
    is_rtl)
  File "/usr/share/software-center/softwarecenter/ui/gtk3/widgets/cellrenderers.py", line 160, in _render_summary
    layout.set_markup(self.model.get_markup(app), -1)
  File "/usr/share/software-center/softwarecenter/ui/gtk3/models/appstore2.py", line 185, in get_markup
    app = self.db.get_application(doc)
  File "/usr/share/software-center/softwarecenter/db/database.py", line 401, in get_application
    return Application(appname, pkgname, iconname)
  File "/usr/share/software-center/softwarecenter/db/application.py", line 52, in __init__
    raise ValueError("Need either appname or pkgname or request")
ValueError: Need either appname or pkgname or request