[2023-11-14 10:26:32][ERROR] : Exception in callback SerialTransport._call_connection_lost(None)
handle: <Handle SerialTransport._call_connection_lost(None)>
Traceback (most recent call last):
  File "/var/www/html/plugins/mymodbus/ressources/_pyenv/versions/3.9.16/lib/python3.9/asyncio/events.py", line 80, in _run
    self._context.run(self._callback, *self._args)
  File "/var/www/html/plugins/mymodbus/ressources/_pyenv/versions/3.9.16/lib/python3.9/site-packages/pymodbus/client/serial_asyncio/__init__.py", line 427, in _call_connection_lost
    self._serial.flush()
AttributeError: 'NoneType' object has no attribute 'flush'
[2023-11-14 10:27:03][ERROR] : Exception in callback SerialTransport._call_connection_lost(None)
handle: <Handle SerialTransport._call_connection_lost(None)>
Traceback (most recent call last):
  File "/var/www/html/plugins/mymodbus/ressources/_pyenv/versions/3.9.16/lib/python3.9/asyncio/events.py", line 80, in _run
    self._context.run(self._callback, *self._args)
  File "/var/www/html/plugins/mymodbus/ressources/_pyenv/versions/3.9.16/lib/python3.9/site-packages/pymodbus/client/serial_asyncio/__init__.py", line 427, in _call_connection_lost
    self._serial.flush()
AttributeError: 'NoneType' object has no attribute 'flush'
[2023-11-14 10:27:33][ERROR] : Exception in callback SerialTransport._call_connection_lost(None)
handle: <Handle SerialTransport._call_connection_lost(None)>
Traceback (most recent call last):
  File "/var/www/html/plugins/mymodbus/ressources/_pyenv/versions/3.9.16/lib/python3.9/asyncio/events.py", line 80, in _run
    self._context.run(self._callback, *self._args)
  File "/var/www/html/plugins/mymodbus/ressources/_pyenv/versions/3.9.16/lib/python3.9/site-packages/pymodbus/client/serial_asyncio/__init__.py", line 427, in _call_connection_lost
    self._serial.flush()
AttributeError: 'NoneType' object has no attribute 'flush'
[2023-11-14 10:28:04][ERROR] : Exception in callback SerialTransport._call_connection_lost(None)
handle: <Handle SerialTransport._call_connection_lost(None)>
Traceback (most recent call last):
  File "/var/www/html/plugins/mymodbus/ressources/_pyenv/versions/3.9.16/lib/python3.9/asyncio/events.py", line 80, in _run
    self._context.run(self._callback, *self._args)
  File "/var/www/html/plugins/mymodbus/ressources/_pyenv/versions/3.9.16/lib/python3.9/site-packages/pymodbus/client/serial_asyncio/__init__.py", line 427, in _call_connection_lost
    self._serial.flush()
AttributeError: 'NoneType' object has no attribute 'flush'