编译的时候，提示下单失败，原因是什么呀
2024-04-01 09:30:00 - ERROR - 下单失败，不支持期货主力合约下单: FuturesOrder: _status=new, _security=Security(code=RU9999.XSGE), _amount=4, _filled_amount=0, _locked_cash=0, _mode=OrderValue: _value=100000.0, _side=long, _style=MarketOrderStyle: _limit_price=0.0, _action=open, _commission=0, _avg_cost=0, _hold_cost=0, _order_cost=0, _margin=False, _order_id=1732792898, _comment=, _entrust_time=2024-04-01 09:30:00, _cancel_time=None, _finish_time=None
2024-04-01 09:30:00 - INFO - Buying RU9999.XSGE
2024-11-28
雪球
