Hi Jay, i tried the above command and got below output. [root@sandbox ~]# curl -u admin:admin -i -H 'X-Requested-By: ambari' -X GET http://127.0.0.1:8888/api/v1/services/AMBARI/components/AMBARI_SERVER HTTP/1.1 500 INTERNAL SERVER ERROR Server: gunicorn/19.1.1 Date: Sun, 27 Jan 2019 07:06:29 GMT Connection: close Transfer-Encoding: chunked Content-Type: text/html; charset=utf-8 same issue i am having, not able to launch Dashboard. Can you please help me what else i need to check. Thanks in advance. ... View more