hwbrowser fails to start up.

Output:

** WARNING **: document not well formed!

** WARNING **: Could not parse file

Gtk-CRITICAL **: file gtkobject.c: line 1161 (gtk_object_ref): assertion
`object != NULL' failed.


Gtk-WARNING **: invalid cast from (NULL) pointer to `GladeXML'

** CRITICAL **: file glade-xml.c: line 451
(glade_xml_signal_autoconnect_full): assertion `self != NULL' failed.

Gtk-WARNING **: invalid cast from (NULL) pointer to `GladeXML'

** CRITICAL **: file glade-xml.c: line 534 (glade_xml_get_widget):
assertion `self != NULL' failed.
Traceback (innermost last):
  File "/usr/share/hwbrowser/DeviceList.py", line 118, in ?
    setup_ui ()
  File "/usr/share/hwbrowser/DeviceList.py", line 114, in setup_ui
    DeviceDisk.initialize (xml, hardware)
  File "/usr/share/hwbrowser/DeviceDisk.py", line 391, in initialize
    ctree.column_titles_passive ()
AttributeError: 'None' object has no attribute 'column_titles_passive'

Gtk-CRITICAL **: file gtkobject.c: line 1171 (gtk_object_unref): assertion
`object != NULL' failed.