ConcurrencyError #146
Description
Got the following error while running a script:
websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming
Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Task exception was never retrieved future: exception=ConcurrencyError('cannot call recv while another coroutine is already running recv or recv_streaming')> Traceback (most recent call last): File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 679, in _start_receiving await self._recv() File "/srv/data/extrinsic_dumper/async-substrate-interface/async_substrate_interface/async_substrate.py", line 659, in _recv recd = await self.ws.recv(decode=False) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/srv/data/extrinsic_dumper/venv/lib/python3.12/site-packages/websockets/asyncio/connection.py", line 308, in recv raise ConcurrencyError( websockets.exceptions.ConcurrencyError: cannot call recv while another coroutine is already running recv or recv_streaming Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5 Timed out waiting for RPC requests. Retrying attempt 2 of 5The script calls asyncio.gather on AsyncSubstrateInterface.get_extrinsics for batches of 50. This error was previously reported by @eclipsevortex, but it's very hard to reproduce. I've run this script for ~12 million blocks, and this is the first time I've seen this error.