error on run with code: 'ECONNREFUSED'

[catafest-work]

This is the error:
`graphql-express-crud-demo>npm start

graphql-express-crud-demo@1.0.0 start
nodemon --inspect=localhost:9230 src/server.js

[nodemon] 2.0.20
[nodemon] to restart at any time, enter rs
[nodemon] watching path(s): .
[nodemon] watching extensions: js,mjs,json
[nodemon] starting node --inspect=localhost:9230 src/server.js
Debugger listening on ws://localhost:9230/268c25cf-dd73-4005-a895-9bdfeeaab907
Debugger listening on ws://localhost:9230/268c25cf-dd73-4005-a895-9bdfeeaab907
For help, see: https://nodejs.org/en/docs/inspector
Running a GraphQL API server at http://localhost:4000/graphql
Error getting access token from keycloak Error: connect ECONNREFUSED 127.0.0.1:8480
at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1278:16) {
errno: -4078,
code: 'ECONNREFUSED',
syscall: 'connect',
address: '127.0.0.1',
port: 8480,
response: undefined
}
node:internal/process/promises:279
triggerUncaughtException(err, true /* fromPromise */);
^

Error: connect ECONNREFUSED 127.0.0.1:8480
at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1278:16) {
errno: -4078,
code: 'ECONNREFUSED',
syscall: 'connect',
address: '127.0.0.1',
port: 8480,
response: undefined
}
[nodemon] app crashed - waiting for file changes before starting...`