实盘账户，无法连接，如何解决

File “C:/Users/秦江/Desktop/tq/111.py”, line 4, in <module>
api = TqApi(acc1)
File “C:\Anaconda3\lib\site-packages\tqsdk\api.py”, line 249, in __init__
if not self.wait_update(deadline=deadline): # 等待连接成功并收取截面数据
File “C:\Anaconda3\lib\site-packages\tqsdk\api.py”, line 878, in wait_update
self._run_until_idle()
File “C:\Anaconda3\lib\site-packages\tqsdk\api.py”, line 1532, in _run_until_idle
self._run_once()
File “C:\Anaconda3\lib\site-packages\tqsdk\api.py”, line 1525, in _run_once
raise self._exceptions.pop(0)
File “C:\Anaconda3\lib\site-packages\tqsdk\api.py”, line 1594, in _connect
async with websockets.connect(url, **keywords) as client:
File “C:\Anaconda3\lib\site-packages\websockets\client.py”, line 517, in __aenter__
return await self
File “C:\Anaconda3\lib\site-packages\websockets\client.py”, line 547, in __await_impl__
extra_headers=protocol.extra_headers,
File “C:\Anaconda3\lib\site-packages\websockets\client.py”, line 296, in handshake
raise InvalidStatusCode(status_code)
websockets.exceptions.InvalidStatusCode: server rejected WebSocket connection: HTTP 500