Spambayes crashes during training

[RDouglasC]

Binary package hint: spambayes

After upgrade to Ubuntu 9.04 (which updated Python to 2.6) received the following from the web interface:

Training...
500 Server error

Traceback (most recent call last):

  File "/usr/lib/python2.6/dist-packages/spambayes/Dibbler.py", line 470, in found_terminator
    getattr(plugin, name)(**params)

  File "/usr/lib/python2.6/dist-packages/spambayes/ProxyUI.py", line 399, in onReview
    self.flush()

  File "/usr/lib/python2.6/dist-packages/spambayes/Dibbler.py", line 706, in flush
    return self._handler.flush()

  File "/usr/lib/python2.6/dist-packages/spambayes/Dibbler.py", line 221, in flush
    while (self.producer_fifo or self.ac_out_buffer) and not self._closed:

  File "/usr/lib/python2.6/asyncore.py", line 391, in __getattr__
    return getattr(self.socket, attr)

AttributeError: '_socketobject' object has no attribute 'ac_out_buffer'