DA Hangs and never starts loading attributes.
This error was found in the /opt/IMDataAggregator/apache-karaf-2.4.3/data/logs/karaf.log file:
ERROR | xtenderThread-41 | 2018-02-26 10:21:01,022 | BrokerSetup | m.core.provision.jms.BrokerSetup 169 | om.ca.im.common.core.jms | | java.io.FileNotFoundException: /opt/IMDataAggregator/apache-karaf-2.4.3/deploy/local-jms-broker.xml (Permission denied)
Check the permissions on the /opt/IMDataAggregator/apache-karaf-2.4.3/deploy/ directory. In this case it was owned by root and not the service account that runs the DA processes.