Comment 4 for bug 877627

I just upgraded to 12.04 and the error still exists. Software-center cannot be used. Here is the output when started in debug mode:

michael@montreal:~$ software-center --debug
2012-05-05 21:40:54,991 - softwarecenter.ui.gtk3.em - DEBUG - EM's: 17 14 19
2012-05-05 21:40:55,092 - softwarecenter.ui.gtk3.app - INFO - setting up proxy 'None'
2012-05-05 21:40:55,095 - softwarecenter.performance - DEBUG - opening the pkginfo: 0.00320100784302
2012-05-05 21:40:55,095 - softwarecenter.db.database - INFO - open() database: path=None use_axi=True use_agent=True
2012-05-05 21:40:55,095 - softwarecenter.performance - DEBUG - opening the xapiandb: 0.000200033187866
2012-05-05 21:40:55,096 - softwarecenter.performance - DEBUG - create SoftwareCenterApp: 0.0271470546722
Traceback (most recent call last):
  File "/usr/bin/software-center", line 142, in <module>
    app = SoftwareCenterAppGtk3(datadir, xapian_base_path, options, args)
  File "/usr/share/software-center/softwarecenter/ui/gtk3/app.py", line 199, in __init__
    self.db.open(use_axi=self._use_axi)
  File "/usr/share/software-center/softwarecenter/db/database.py", line 226, in open
    self._axi_values = parse_axi_values_file()
  File "/usr/share/software-center/softwarecenter/db/database.py", line 57, in parse_axi_values_file
    (key, value) = line.split()
ValueError: need more than 1 value to unpack