Error #1

{
    "errorId": "block-height",
    "error": {
        "code": 500,
        "userData": {
            "request": {
                "method": "getblockhash",
                "parameters": [
                    20766
                ]
            }
        }
    },
    "userData": {
        "errorMsg": "{\"result\":null,\"error\":{\"code\":-8,\"message\":\"Block height out of range\"},\"id\":\"b82a674a-68d2-4204-a4a9-cd20bfd2b7eb\"}\n"
    }
}

{
    "request": {
        "method": "getblockhash",
        "parameters": [
            20766
        ]
    }
}

Stacktrace

Error: {"result":null,"error":{"code":-8,"message":"Block height out of range"},"id":"b82a674a-68d2-4204-a4a9-cd20bfd2b7eb"}

    at IncomingMessage.<anonymous> (/root/mydoge-rpc-explorer/node_modules/jayson/lib/client/http.js:78:23)
    at IncomingMessage.emit (node:events:525:35)
    at endReadableNT (node:internal/streams/readable:1358:12)
    at processTicksAndRejections (node:internal/process/task_queues:83:21)