MainEngine | 连接登录 -> CTP
2025-11-24 10:28:16 2025-11-24 10:28:16.502 | INFO | CTP | 交易服务器授权验证成功
2025-11-24 10:29:32 2025-11-24 10:29:32.476 | INFO | MainEngine | 订阅行情 -> CTP：SubscribeRequest(symbol='IF2603', exchange=<Exchange.CFFEX: 'CFFEX'>)
2025-11-24 10:29:32 2025-11-24 10:29:32.553 | INFO | CTP | 行情接口报错，代码：77，信息：CTP:无此功能
2025-11-24 10:33:59 2025-11-24 10:33:59.874 | INFO | MainEngine | 订阅行情 -> CTP：SubscribeRequest(symbol='TF2603', exchange=<Exchange.CFFEX: 'CFFEX'>)
2025-11-24 10:33:59 2025-11-24 10:33:59.905 | INFO | CTP | 行情接口报错，代码：77，信息：CTP:无此功能
试了几个代码都是这样
