Hello, I have deployed my EAR in jboss 4.0.4 and when I try to use a component that use dom4j I have the following error : java.lang.NoClassDefFoundError: org/jaxen/JaxenException at org.dom4j.DocumentFactory.createXPath(DocumentFactory.java:230) at org.dom4j.tree.AbstractNode.createXPath(AbstractNode.java:207) at org.dom4j.tree.AbstractNode.selectSingleNode(AbstractNode.java:183) at net.windward.xmlreport.ProcessReport.addBody(Unknown Source) at net.windward.xmlreport.ProcessReport.append(Unknown Source) at net.windward.xmlreport.ProcessReport.(Unknown Source) at net.windward.xmlreport.ProcessPdf.(Unknown Source) at it.deltadator.reportmanager.engine.builtin.ejb.ses.BuiltInReportEngineBean.generateReport(BuiltInReportEngineBean.java:184) at it.deltadator.reportmanager.engine.builtin.ejb.ses.BuiltInReportEngineBean.processReport(BuiltInReportEngineBean.java:144) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) The jaxen.jar library is in my EAR and in the classpath of the session bean which call the windward Component (in the manifest). Any suggestions for the cause of the problem ? Please help View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3972594#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...