familia@familia-desktop:~$ software-center
2012-05-16 22:09:34,445 - softwarecenter.ui.gtk3.app - INFO - setting up proxy 'None'
2012-05-16 22:09:34,451 - softwarecenter.db.database - INFO - open() database: path=None use_axi=True use_agent=True
2012-05-16 22:09:34,737 - softwarecenter.backend.reviews - WARNING - Could not get usefulness from server, no username in config file
2012-05-16 22:09:35,067 - softwarecenter.db.pkginfo_impl.aptcache - INFO - aptcache.open()
Violación de segmento (`core' generado)