Include more informations in exception message.

git-svn-id: https://svn.erp5.org/repos/neo/trunk@2127 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/client/handlers/__init__.py

@@ -39,7 +39,8 @@ class BaseHandler(EventHandler):
         """Redirect all received packet to dispatcher thread."""
         if packet.isResponse():
             if not self.dispatcher.dispatch(conn, packet.getId(), (conn, packet)):
-                raise ProtocolError('Unexpected response packet')
+                raise ProtocolError('Unexpected response packet from %r: %r',
+                        conn, packet)
         else:
             self.dispatch(conn, packet)