dockbarx applet crashes with AWN v0.4.0

The original problem has gone by now, but there is an other instead.

Dockbarx version: 0.39
AWN version: 0.4.0

geza@BGT9400:~$ avant-window-navigator
Screen is composited
** (avant-window-navigator:2972): DEBUG: Updating gtk theme colours
** (avant-window-navigator:2972): DEBUG: Updating dialog colours
** (avant-window-navigator:2972): DEBUG: Spawned awn-applet[2973] for "DockBarX.desktop", UID: 1275061460, XID: 35651631

** (DockBarX.py:2973): WARNING **: Trying to register gtype 'WnckWindowState' as enum when in fact it is of type 'GFlags'

** (DockBarX.py:2973): WARNING **: Trying to register gtype 'WnckWindowActions' as enum when in fact it is of type 'GFlags'

** (DockBarX.py:2973): WARNING **: Trying to register gtype 'WnckWindowMoveResizeMask' as enum when in fact it is of type 'GFlags'
1275061460 1
DockBarApp.__init__()
dockbarx.__file__ = /usr/lib/python2.6/dockbarx/__init__.pyc
 uid = 1275061460
 panel_id= 1
Dockbarx init
Dockbarx reload
/usr/lib/python2.6/dockbarx/iconfactory.py:417: GtkWarning: gdk_pixbuf_scale_simple: assertion `dest_width > 0' failed
  pbs = pb.scale_simple(size, size, gtk.gdk.INTERP_BILINEAR)
Traceback (most recent call last):
  File "/home/geza/.config/awn/applets/DockBarX/DockBarX.py", line 44, in on_idle
    self.db.set_orient('h')
  File "/usr/lib/python2.6/dockbarx/dockbar.py", line 463, in set_orient
    self.on_desktop_changed()
  File "/usr/lib/python2.6/dockbarx/dockbar.py", line 667, in on_desktop_changed
    group.update_state()
  File "/usr/lib/python2.6/dockbarx/groupbutton.py", line 377, in update_state
    surface = self.icon_factory.surface_update(self.state_type)
  File "/usr/lib/python2.6/dockbarx/iconfactory.py", line 132, in surface_update
    surface = f(surface, **args)
  File "/usr/lib/python2.6/dockbarx/iconfactory.py", line 340, in command_if
    surface = f(surface, **args)
  File "/usr/lib/python2.6/dockbarx/iconfactory.py", line 736, in command_glow
    cs = self.command_colorize(surface, color)
  File "/usr/lib/python2.6/dockbarx/iconfactory.py", line 768, in command_colorize
    w = surface.get_width()
AttributeError: 'NoneType' object has no attribute 'get_width'

Which theme did you use when you got this error?

It was the default theme in dockbar and dark theme 1.0 in awn.

I found the bug, I hope. Is it fixed in x.0.39.1?

YES, it is working now. Thank you.