gpodder crashes, fails to launch.

[lexual]

Binary package hint: gpodder

running Lucid
gpodder 2.1-1

Trying to run gpodder fails with the following output:

$ gpodder
Plugin loaded: gpodder.soundcloud
Creating new from file gPodder
Traceback (most recent call last):
  File "/usr/bin/gpodder", line 167, in <module>
    gui.main(options)
  File "/usr/lib/pymodules/python2.6/gpodder/gui.py", line 3312, in main
    gp = gPodder(bus_name, config)
  File "/usr/lib/pymodules/python2.6/gpodder/gui.py", line 147, in __init__
    BuilderWidget.__init__(self, None)
  File "/usr/lib/pymodules/python2.6/gpodder/gtkui/interface/common.py", line 56, in __init__
    GtkBuilderWidget.__init__(self, gpodder.ui_folders, gpodder.textdomain, **kwargs)
  File "/usr/lib/pymodules/python2.6/gpodder/gtkui/base.py", line 68, in __init__
    self.set_attributes()
  File "/usr/lib/pymodules/python2.6/gpodder/gtkui/base.py", line 180, in set_attributes
    raise AttributeError("instance %s already has an attribute %s" % (self,widget_api_name))
AttributeError: instance <gpodder.gui.gPodder at /gui at 0x9dc6eac> already has an attribute GtkToolButton