def handle_error(self, msgtype, msgid, error):
        self._proxy.error(msgid, error)
Ticket fields can't yet be multi-valued
dataset/ETHPy150Open bfrog/whizzer/whizzer/rpc/picklerpc.py/PickleProtocol.handle_error--crossover with--dataset/ETHPy150Open edgewall/trac/trac/ticket/tests/model.py/TicketTestCase.test_set_field_multi