stacks_applet.py crashed with AttributeError in _monitor_cb()

stacks_applet.py crashed with AttributeError in _monitor_cb()

ProblemType: Crash
DistroRelease: Ubuntu 10.10
Package: awn-applets-python-core 0.4.0+bzr1372-0ubuntu2
ProcVersionSignature: Ubuntu 2.6.35-22.32-generic 2.6.35.4
Uname: Linux 2.6.35-22-generic i686
Architecture: i386
Date: Mon Sep 20 17:56:40 2010
ExecutablePath: /usr/share/avant-window-navigator/applets/stacks/stacks_applet.py
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Alpha i386 (20100630.2)
InterpreterPath: /usr/bin/python2.6
PackageArchitecture: all
ProcCmdline: python /usr/share/avant-window-navigator/applets/stacks/stacks_applet.py --uid=1280027490 --window=25165876 --panel-id=1
ProcEnviron:
 LANG=ru_RU.utf8
 SHELL=/bin/bash
PythonArgs: ['/usr/share/avant-window-navigator/applets/stacks/stacks_applet.py', '--uid=1280027490', '--window=25165876', '--panel-id=1']
SourcePackage: awn-extras-applets
Title: stacks_applet.py crashed with AttributeError in _monitor_cb()
Traceback:
 Traceback (most recent call last):
   File "/usr/share/avant-window-navigator/applets/stacks/stacks_vfs.py", line 294, in _monitor_cb
     if self.type == gio.FILE_TYPE_DIRECTORY:
 AttributeError: 'Monitor' object has no attribute 'type'
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