ERROR: Exception Was not able to get peername (v1.2.2)

[keliew]

It happens rarely. Restarting the node (temporarily?) fixes the 'problem'.

$ chia version
1.2.3.dev0
Note: version numbering is a cosmetic bug.

On 1.2.2, starting from a fresh/new/vanilla installation at 0 block...

2021-07-16T11:33:32.894 full_node chia.full_node.full_node: INFO     Requesting blocks: 57146
4 to 571496
2021-07-16T11:34:41.274 full_node full_node_server        : ERROR    Exception Was not able t
o get peername from <function WSChiaConnection.__getattr__.<locals>.invoke at 0x7efc1647ad90>
 at 119.42.77.227, exception Stack: Traceback (most recent call last):
  File "/home/chia/chia/chia/server/server.py", line 245, in incoming_connection
    close_event,
  File "/home/chia/chia/chia/server/ws_connection.py", line 59, in __init__
    raise ValueError(f"Was not able to get peername from {self.ws_witer} at {self.peer_host}"
)
ValueError: Was not able to get peername from <function WSChiaConnection.__getattr__.<locals>
.invoke at 0x7efc1647ad90> at 119.42.77.227
2021-07-16T11:48:03.153 full_node full_node_server        : ERROR    Exception Was not able to get peername from <function WSChiaConnection.__getattr__.<locals>.invoke at 0x7efc41aa0c80> at 82.142.7.201, exception Stack: Traceback (most recent call last):
  File "/home/chia/chia/chia/server/server.py", line 245, in incoming_connection
    close_event,
  File "/home/chia/chia/chia/server/ws_connection.py", line 59, in __init__
    raise ValueError(f"Was not able to get peername from {self.ws_witer} at {self.peer_host}")
ValueError: Was not able to get peername from <function WSChiaConnection.__getattr__.<locals>.invoke at 0x7efc41aa0c80> at 82.142.7.201
2021-07-16T11:51:44.878 full_node asyncio                 : ERROR    Task exception was never retrieved
future: <Task finished coro=<WebSocketWriter.ping() done, defined at /home/chia/chia/venv/lib/python3.7/site-packages/aiohttp/http_websocket.py:669> exception=ConnectionResetError('Cannot write to closing transport')>
Traceback (most recent call last):
  File "/home/chia/chia/venv/lib/python3.7/site-packages/aiohttp/http_websocket.py", line 673, in ping
    await self._send_frame(message, WSMsgType.PING)
  File "/home/chia/chia/venv/lib/python3.7/site-packages/aiohttp/http_websocket.py", line 643, in _send_frame
    self._write(header + mask + message)
  File "/home/chia/chia/venv/lib/python3.7/site-packages/aiohttp/http_websocket.py", line 660, in _write
    raise ConnectionResetError("Cannot write to closing transport")
ConnectionResetError: Cannot write to closing transport
2021-07-16T11:51:44.889 full_node full_node_server        : ERROR    Exception:  <class 'concurrent.futures._base.CancelledError'>, closing connection None. Traceback (most recent call last):
  File "/home/chia/chia/chia/server/server.py", line 533, in api_call
    response: Optional[Message] = await asyncio.wait_for(wrapped_coroutine(), timeout=timeout)
  File "/usr/lib/python3.7/asyncio/tasks.py", line 409, in wait_for
    await waiter
concurrent.futures._base.CancelledError
.............
2021-07-16T11:51:44.891 full_node full_node_server        : ERROR    Exception:  <class 'concurrent.futures._base.CancelledError'>, closing connection None. Traceback (most recent call last):
  File "/home/chia/chia/chia/server/server.py", line 533, in api_call
    response: Optional[Message] = await asyncio.wait_for(wrapped_coroutine(), timeout=timeout)
  File "/usr/lib/python3.7/asyncio/tasks.py", line 409, in wait_for
    await waiter
concurrent.futures._base.CancelledError

The ERROR repeats several times then it just crashed.

Only the node is running, nothing else.

Similar issues were reported previously as well,

• [help] ERROR Exception Was not able to get peername from <function WSChiaConnection.__getattr__.<locals>.invoke at 0x0000028BDF1B2318> at #3861
• [BUG]I found these errors, and I don't know if my settings are correct. #3845
• [BUG] After restarting Chia GUI in Windows, Wallet height remains locked while status incorrectly reports it is synced #3290