YARN RM returned a failed response: HTTPConnectionPool

[mrzubin]

YARN RM returned a failed response: HTTPConnectionPool(host='localhost', port=8088): Max retries exceeded with url: /ws/v1/cluster/apps?user=admin&startedTimeBegin=1624112902000&limit=500&user.name=hue&doAs=admin (Caused by NewConnectionError(': Failed to establish a new connection: [Errno 111] Connection refused',))