2013-01-04 09:26:00 - ERROR - Traceback (most recent call last):
File "/tmp/jqcore/jqboson/jqboson/core/entry.py", line 379, in _run
engine.start()
File "/tmp/jqcore/jqboson/jqboson/core/engine.py", line 246, in start
self._dispatcher.start()
File "/tmp/jqcore/jqboson/jqboson/core/dispatcher.py", line 280, in start
self._run_loop()
File "/tmp/jqcore/jqboson/jqboson/core/dispatcher.py", line 240, in _run_loop
self._loop.run()
File "/tmp/jqcore/jqboson/jqboson/core/loop/loop.py", line 120, in run
self._handle_queue()
File "/tmp/jqcore/jqboson/jqboson/core/loop/loop.py", line 166, in _handle_queue
message.callback(**message.callback_data)
File "/tmp/jqcore/jqboson/jqboson/core/dispatcher.py", line 110, in callback
self._event_bus.emit(evt)
File "/tmp/jqcore/jqboson/jqboson/core/bus.py", line 47, in emit
ret.append(call(event))
File "/tmp/jqcore/jqboson/jqboson/core/strategy.py", line 433, in _wrapper
return cb(self._context.strategy_environment.strategy_context, **cb_kwargs)
File "/tmp/strategy/user_code.py", line 42, in buy
codes = get_index_non_stocks(context)
File "/tmp/strategy/user_code.py", line 180, in get_index_non_stocks
st_flags = get_extras('is_st', stocks, count=1, end_date=context.previous_date).T
File "/tmp/jqcore/jqboson/jqboson/api/data.py", line 528, in get_extras
count=count)
File "/tmp/jqcore/jqdata/jqdata/apis/data.py", line 406, in get_extras
raise ParamsError("security_list不能为空")
jqdata.exceptions.ParamsError: security_list不能为空