HDP Sandbox : Oozie web console is disabled.

If you see below message:

To enable Oozie web console install the Ext JS library.

Refer to Oozie Quick Start documentation for details.

Oozie Web Console

Solution:

1. wget http://archive.cloudera.com/gplextras/misc/ext-2.2.zip
2. Stop Oozie service from Ambari
3. Copy it to the path: /usr/hdp/current/oozie-client/libext
4. Regenerate the war file by executing: $ /usr/hdp/current/oozie-server/bin/oozie-setup.sh prepare-war
5. Start Oozie again