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Description
After around 1 hour of a good connection, the following log is displayed:
Exception raised while parsing message from server
Traceback (most recent call last):
File "C:\Users\mi3654\AppData\Local\Programs\Python\Python312\Lib\site-packages\asyncua\client\ua_client.py", line 102, in _process_received_data
msg = self._connection.receive_from_header_and_body(header, buf)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\mi3654\AppData\Local\Programs\Python\Python312\Lib\site-packages\asyncua\common\connection.py", line 445, in receive_from_header_and_body
self._check_sym_header(security_header)
File "C:\Users\mi3654\AppData\Local\Programs\Python\Python312\Lib\site-packages\asyncua\common\connection.py", line 386, in _check_sym_header
raise ua.UaError(
asyncua.ua.uaerrors._base.UaError: Security token id 1 has timed out (2025-10-15 14:16:47.380644+00:00 < 2025-10-15 16:46:53.853417+00:00)
Erro ao ler ns=2;s=/Plc/DB9023.DBD256: Connection is closed
Erro ao ler ns=2;s=/Plc/DB9023.DBD504: Connection is closed
The asyncua version is 1.1.8 and phyton version is 3.13
What kind of change can be implemented in client code to fix this?
Regards,
Rodney