Error #1

{
    "errorId": "389wer07eghdd",
    "error": {
        "errno": -111,
        "code": "ECONNREFUSED",
        "syscall": "connect",
        "address": "10.69.4.20",
        "port": 8332,
        "userData": {
            "request": {
                "method": "getblockhash",
                "parameters": [
                    903015
                ]
            }
        }
    },
    "userData": {
        "errorMsg": "connect ECONNREFUSED 10.69.4.20:8332"
    }
}

{
    "request": {
        "method": "getblockhash",
        "parameters": [
            903015
        ]
    }
}

Stacktrace

Error: connect ECONNREFUSED 10.69.4.20:8332
    at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1611:16)