--- Python-2.5/Lib/xmlrpclib.py.orig	2007-04-10 10:29:14.000000000 -0400

+++ Python-2.5/Lib/xmlrpclib.py	2007-06-19 12:08:04.000000000 -0400

@@ -630,6 +630,9 @@

         try:

             f = self.dispatch[type(value)]

         except KeyError:

-            raise TypeError, "cannot marshal %s objects" % type(value)

+            if isinstance(value, object):

+                self.dump_instance(value, write)

+            else:

+                raise TypeError, "cannot marshal %s objects" % type(value)

         else:

             f(self, value, write)