Error in the LOG supervisor?

I don’t understand this error???
Thany you

ERROR (MainThread) [asyncio] Task exception was never retrieved
future: <Task finished name=‘Task-27634’ coro=<HomeAssistantWebSocket.async_supervisor_update_event() done, defined at /usr/src/supervisor/supervisor/homeassistant/websocket.py:138> exception=TypeError(‘Received message 257:None is not str’)>
Traceback (most recent call last):
File “/usr/src/supervisor/supervisor/homeassistant/websocket.py”, line 143, in async_supervisor_update_event
await self.async_send_command(
File “/usr/src/supervisor/supervisor/homeassistant/websocket.py”, line 134, in async_send_command
return await self._client.async_send_command(message)
File “/usr/src/supervisor/supervisor/homeassistant/websocket.py”, line 46, in async_send_command
response = await self.client.receive_json()
File “/usr/local/lib/python3.9/site-packages/aiohttp/client_ws.py”, line 291, in receive_json
data = await self.receive_str(timeout=timeout)
File “/usr/local/lib/python3.9/site-packages/aiohttp/client_ws.py”, line 276, in receive_str
raise TypeError(f"Received message {msg.type}:{msg.data!r} is not str")
TypeError: Received message 257:None is not str