I installed 6.3.3 and Tomcat with Bonita application, my main process has two activities and an XML data type, the first activity is a call activity to a process which has only one start and end, and has created an XML data type with constant values in your node is mapped to the data defined in the main proceedings and the second activity is a human activity interracion, showing the value of a node in the xml data type. When you start a process in the log indicates the following: