AKHQ cluster works but doesn't show GUI

[Railac]

config file

akhq:
  connections:
    my-kafka-test:
      properties:
        bootstrap.servers: "ip1:9092,ip2:9092,ip3:9092"
      schema-registry:
        url: "http://schema-registry:8085"
      connect:
        - name: "connect"
          url: "http://connect:8083"
      ksqldb:
        - name: "ksqldb"
          url: "http://ksqldb:8088"

site error message -> Connection refused at ip.