You have to tell jboss portal to create a transaction around your portlet in myapp.war/WEB-INF/jboss-portlet.xml like this: | <portlet-app> | <portlet> | <portlet-name>UserPortlet</portlet-name> | <transaction> | <trans-attribute>Required</trans-attribute> | </transaction> | </portlet> | </portlet-app> View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3981826#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...