Traceback (most recent call last):
  File "/usr/bin/software-center", line 86, in <module>
    app = SoftwareCenterApp(datadir, xapian_base_path, options, args)
  File "/usr/share/software-center/softwarecenter/app.py", line 201, in __init__
    self.navhistory_forward_action)
  File "/usr/share/software-center/softwarecenter/view/availablepane.py", line 102, in __init__
    self._build_ui()
  File "/usr/share/software-center/softwarecenter/view/availablepane.py", line 113, in _build_ui
    self.apps_filter)
  File "/usr/share/software-center/softwarecenter/view/catview_gtk.py", line 135, in __init__
    self.categories = self.parse_applications_menu(desktopdir)
  File "/usr/share/software-center/softwarecenter/view/catview.py", line 108, in parse_applications_menu
    category = self._parse_menu_tag(child)
  File "/usr/share/software-center/softwarecenter/view/catview.py", line 255, in _parse_menu_tag
    query = self._parse_include_tag(element)
  File "/usr/share/software-center/softwarecenter/view/catview.py", line 219, in _parse_include_tag
    return self._parse_and_or_not_tag(include, query, xapian.Query.OP_AND)
  File "/usr/share/software-center/softwarecenter/view/catview.py", line 166, in _parse_and_or_not_tag
    or_elem = self._parse_and_or_not_tag(and_elem, xapian.Query(), xapian.Query.OP_OR)
  File "/usr/share/software-center/softwarecenter/view/catview.py", line 206, in _parse_and_or_not_tag
    q = self.db.xapian_parser.parse_query(s, xapian.QueryParser.FLAG_WILDCARD)
AttributeError: 'StoreDatabase' object has no attribute 'xapian_parser'