Hue dashboard connectivity error


Team, Is there any reason for the below error showing in the Hue dashbord and some other pages for me. I removed the userid from the connection string

HTTPConnectionPool(host=‘localhost’, port=8983): Max retries exceeded with url: /solr/admin/info/system? (Caused by NewConnectionError(’<requests.packages.urllib3.connection.HTTPConnection object at 0x7fce00f81610>: Failed to establish a new connec

tion: [Errno 111] Connection refused’,))