请问为什么RPC主动断开后,再次重连时会报错呢?
执行的操作步骤为:
1、添加RPC引擎。
2、连接PRC。
3、执行rpc的gateway.close()
以上都正常。
4、再次执行:self.main_engine.connect(rpc_setting, 'RPC')
报错如下:
`
File "d:\Anaconda3\lib\site-packages\vnpy\gateway\rpc\rpc_gateway.py", line 37, in connect
self.client.subscribe_topic("")
File "d:\Anaconda3\lib\site-packages\vnpy\rpc__init.py", line 377, in subscribe_topic
self.socket_sub.setsockopt_string(zmq.SUBSCRIBE, topic)
File "d:\Anaconda3\lib\site-packages\zmq\sugar\socket.py", line 209, in set_string
return self.set(option, optval.encode(encoding))
File "zmq/backend/cython/socket.pyx", line 419, in zmq.backend.cython.socket.Socket.set
File "zmq/backend/cython/socket.pyx", line 135, in zmq.backend.cython.socket._check_closed
zmq.error.ZMQError: not a socket