Revert back to UIMA-AS ver.2.6.0. Current ducc is broken due to the new UIMA-AS 2.8.1 SNAPSHOT which includes AMQ 5.13.1. This version of AMQ requires white listing of packages in ObjectMessages. Getting the following:
04 Mar 2016 09:20:57,085 WARN WS.EndpointMessageListener - N/A start Execution of JMS message listener failed. Caused by: [org.apache.camel.RuntimeCamelException - Failed to extract body due to: javax.jms.JMSException: Failed to build body from content. Serializable class not available to broker. Reason: java.lang.ClassNotFoundException: Forbidden class org.apache.uima.ducc.transport.event.NodeMetricsUpdateDuccEvent!