Hello Eric_B,   As you mentioned that highlighted line means you will not receive any support, hotfix, patch, or latest version of HDP once your license has lapsed. Clusters will work for you but without the support from Cloudera.   You need to move to CDP Public or Private cloud.   Let me know if you have any further queries.         ... View more

Hello Raniaa,   Welcome to CDP 🙂   Could you please update us is this CDP Public cloud or a Private cloud? ... View more

Please try the below given solution i) SSH into the Atlas metadata server node ii) Take a backup of the below web.xml file, # cd /opt/cloudera/parcels/CDH-<%version%>/lib/atlas/server/webapp/atlas/WEB-INF # cp web.xml web.xml.orig iiI) Edit web.xml and remove the below lines to remove the DOCTYPE tag. ------- <!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd"> ------- iv) Restart Atlas from the CM UI === After the above, please revert back if you're not able to access the Atlas Web UI successfully. It is listed under known issues in CDP 7.1.6 and CDP 7.1.7 Please refer following links for more details: === CDPD-22799: Apache Atlas displays 503 service unavailable on transparent proxy setup. https://docs.cloudera.com/cdp-private-cloud-base/7.1.6/runtime-release-notes/topics/rt-pvc-known-issues-atlas.html https://docs.cloudera.com/cdp-private-cloud-base/7.1.7/runtime-release-notes/topics/rt-pvc-known-issues-atlas.html === ... View more