Traceback (most recent call last):
  File "/usr/lib/ubiquity/bin/ubiquity", line 229, in <module>
    main()
  File "/usr/lib/ubiquity/bin/ubiquity", line 224, in main
    install(args[0])
  File "/usr/lib/ubiquity/bin/ubiquity", line 68, in install
    ret = wizard.run()
  File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 328, in run
    self.disable_volume_manager()
  File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 276, in disable_volume_manager
    self.gconf_previous[gconf_key] = gconftool.get(gconf_key)
  File "/usr/lib/ubiquity/ubiquity/gconftool.py", line 52, in get
    preexec_fn=misc.drop_all_privileges)
  File "/usr/lib/python2.5/subprocess.py", line 594, in __init__
    errread, errwrite)
  File "/usr/lib/python2.5/subprocess.py", line 1153, in _execute_child
    raise child_exception
OSError: [Errno 5] Input/output error