Changed back to new as this bug still exists in 12.04.
If I run from the terminal I get:
2012-05-11 21:12:57,771 - softwarecenter.ui.gtk3.app - INFO - setting up proxy 'None'
2012-05-11 21:12:57,773 - softwarecenter.db.database - INFO - open() database: path=None use_axi=True use_agent=True
2012-05-11 21:12:57,937 - softwarecenter.backend.reviews - WARNING - Could not get usefulness from server, no username in config file
2012-05-11 21:12:58,256 - softwarecenter.db.pkginfo_impl.aptcache - INFO - aptcache.open()
(software-center:14375): Gtk-WARNING **: Unable to show 'none': Operation not supported
2012-05-11 21:13:30,307 - softwarecenter.ui.gtk3.app - INFO - software-center-agent finished with status 0
2012-05-11 21:13:30,307 - softwarecenter.db.database - INFO - reopen() database
2012-05-11 21:13:30,308 - softwarecenter.db.database - INFO - open() database: path=None use_axi=True use_agent=True
I have tried deleting /home/daniel/.cache/software-center and /home/daniel/.config/software-center and then reinstalling this does not help.
Changed back to new as this bug still exists in 12.04.
If I run from the terminal I get:
2012-05-11 21:12:57,771 - softwarecenter. ui.gtk3. app - INFO - setting up proxy 'None' db.database - INFO - open() database: path=None use_axi=True use_agent=True backend. reviews - WARNING - Could not get usefulness from server, no username in config file db.pkginfo_ impl.aptcache - INFO - aptcache.open()
2012-05-11 21:12:57,773 - softwarecenter.
2012-05-11 21:12:57,937 - softwarecenter.
2012-05-11 21:12:58,256 - softwarecenter.
(software- center: 14375): Gtk-WARNING **: Unable to show 'none': Operation not supported ui.gtk3. app - INFO - software- center- agent finished with status 0 db.database - INFO - reopen() database db.database - INFO - open() database: path=None use_axi=True use_agent=True
2012-05-11 21:13:30,307 - softwarecenter.
2012-05-11 21:13:30,307 - softwarecenter.
2012-05-11 21:13:30,308 - softwarecenter.
I have tried deleting /home/daniel/ .cache/ software- center and /home/daniel/ .config/ software- center and then reinstalling this does not help.