ADeskBar doesn't start

I installed adeskbar using deb package and tarball, but i can't get it work.

Here is my output.log

** (main.py:1435): WARNING **: Trying to register gtype 'WnckWindowState' as enum when in fact it is of type 'GFlags'
** (main.py:1435): WARNING **: Trying to register gtype 'WnckWindowActions' as enum when in fact it is of type 'GFlags'
** (main.py:1435): WARNING **: Trying to register gtype 'WnckWindowMoveResizeMask' as enum when in fact it is of type 'GFlags'
Traceback (most recent call last):
  File "/usr/share/adeskbar/main.py", line 31, in <module>
    bar_manager = adesk.bar.BarManager(cfg_file)
  File "/usr/share/adeskbar/adesk/bar.py", line 58, in __init__
    self.load_config()
  File "/usr/share/adeskbar/adesk/bar.py", line 258, in load_config
    self.plg_mgr.append(ind, self.launcher[ind])
  File "/usr/share/adeskbar/adesk/bar.py", line 983, in append
    widget.set_icon(settings['icon'], is_separator)
  File "/usr/share/adeskbar/adesk/plugin.py", line 186, in set_icon
    self.pixbuf = ICON_THEME.load_icon(path_icon, self.cfg['icon_size'], gtk.ICON_LOOKUP_USE_BUILTIN)
gio.Error: Error opening file: No such file or directory

I'm working under Lubuntu 10.10 with LXDE and OpenBox