Exception
Traceback (most recent call last):
File "D:\vnstudio\lib\site-packages\vnpy\trader\ui\widget.py", line 788, in set_vt_symbol
self.main_engine.subscribe(req, gateway_name)
File "D:\vnstudio\lib\site-packages\vnpy\trader\engine.py", line 163, in subscribe
gateway.subscribe(req)
File "D:\vnstudio\lib\site-packages\vnpy\gateway\ib\ib_gateway.py", line 147, in subscribe
self.api.subscribe(req)
File "D:\vnstudio\lib\site-packages\vnpy\gateway\ib\ib_gateway.py", line 544, in subscribe
self.client.reqContractDetails(self.reqid, ib_contract)
File "D:\vnstudio\lib\site-packages\ibapi\client.py", line 1966, in reqContractDetails
self.sendMsg(msg)
File "D:\vnstudio\lib\site-packages\ibapi\client.py", line 78, in sendMsg
self.conn.sendMsg(full_msg)
File "D:\vnstudio\lib\site-packages\ibapi\connection.py", line 80, in sendMsg
nSent = self.socket.send(msg)
ConnectionAbortedError: [WinError 10053] 你的主机中的软件中止了一个已建立的连接。