Comment 9 for bug 1050594

Gents, I am having similar problem, here is my printout when started with terminal.
 ~$ software-center
2012-09-26 08:25:19,961 - softwarecenter.ui.gtk3.app - INFO - setting up proxy 'None'
2012-09-26 08:25:20,021 - softwarecenter.db.database - INFO - open() database: path=None use_axi=True use_agent=True

(software-center:4266): Gtk-WARNING **: Theme parsing error: softwarecenter.css:34:20: Not using units is deprecated. Assuming 'px'.

(software-center:4266): Gtk-WARNING **: Theme parsing error: softwarecenter.css:34:22: Not using units is deprecated. Assuming 'px'.

(software-center:4266): Gtk-WARNING **: Theme parsing error: softwarecenter.css:56:20: Not using units is deprecated. Assuming 'px'.

(software-center:4266): Gtk-WARNING **: Theme parsing error: softwarecenter.css:56:22: Not using units is deprecated. Assuming 'px'.

(software-center:4266): Gtk-WARNING **: Theme parsing error: softwarecenter.css:60:20: Not using units is deprecated. Assuming 'px'.

(software-center:4266): Gtk-WARNING **: Theme parsing error: softwarecenter.css:60:22: Not using units is deprecated. Assuming 'px'.
2012-09-26 08:25:20,602 - 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'
2012-09-26 08:25:21,616 - softwarecenter.backend.reviews - WARNING - Could not get usefulness from server, no username in config file
2012-09-26 08:25:21,639 - softwarecenter.fixme - WARNING - logs to the root logger: '('/usr/lib/python2.7/dist-packages/gi/importer.py', 51, 'find_module')'
2012-09-26 08:25:21,639 - root - ERROR - Could not find any typelib for LaunchpadIntegration
2012-09-26 08:25:21,811 - softwarecenter.ui.gtk3.app - INFO - show_available_packages: search_text is '', app is None.
2012-09-26 08:25:21,813 - softwarecenter.db.pkginfo_impl.aptcache - INFO - aptcache.open()
2012-09-26 08:25:23,200 - softwarecenter.fixme - WARNING - logs to the root logger: '('/usr/lib/python2.7/dist-packages/gi/importer.py', 51, 'find_module')'
2012-09-26 08:25:23,200 - root - ERROR - Could not find any typelib for Gst