It displays error as"Failed to establish a new connection: [Errno 111] Connection refused'))" after run preptools registerPRep

Please help to have a look.
Exception : HTTPConnectionPool(host=‘127.0.0.1’, port=9000): Max retries exceeded with url: /api/debug/v3 (Caused by NewConnectionError(’<urllib3.connection.HTTPConnection object at 0x7ff7b48410f0>: Failed to establish a new connection: [Errno 111] Connection refused’))

Add parameter:
-u https://ctz.blockmove.eu/api/v3

That’ll use our node to process the transaction on mainnet.