Whenever I open Software center I get this error:

    012-12-12 16:19:29,196 - softwarecenter.fixme - WARNING - logs to the root logger: '('/usr/lib/python2.7/dist-packages/dbus/proxies.py', 410, '_introspect_error_handler')'
    2012-12-12 16:19:29,196 - dbus.proxies - ERROR - Introspect error on :1.74:/com/ubuntu/Softwarecenter: dbus.exceptions.DBusException:         org.freedesktop.DBus.Error.NoReply: Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.
    2012-12-12 16:19:54,713 - softwarecenter.ui.gtk3.app - INFO - setting up proxy 'None'
    2012-12-12 16:19:54,816 - softwarecenter.db.database - INFO - open() database: path=None use_axi=True use_agent=True
    2012-12-12 16:19:55,705 - softwarecenter.region - WARNING - failed to use geoclue: 'org.freedesktop.DBus.Error.ServiceUnknown: The name org.freedesktop.Geoclue.Master was not provided by any .service files'
    2012-12-12 16:19:56,575 - softwarecenter.backend.reviews - WARNING - Could not get usefulness from server, no username in config file
    2012-12-12 16:19:56,592 - softwarecenter.fixme - WARNING - logs to the root logger: '('/usr/lib/python2.7/dist-packages/gi/importer.py', 51, 'find_module')'
    2012-12-12 16:19:56,592 - root - ERROR - Could not find any typelib for LaunchpadIntegration
    2012-12-12 16:19:56,910 - softwarecenter.ui.gtk3.app - INFO - show_available_packages: search_text is '', app is None.
    2012-12-12 16:19:56,935 - softwarecenter.db.pkginfo_impl.aptcache - INFO - aptcache.open()

Not sure if it is a bug or not, have uninstalled and reinstalled the program already with synaptic. Very little experience with linux and any help will be appreciated