I am facing exactly the same issue like you did. Did you solve it? How did you do it? Thanks "srouil" wrote : From what I have tried, I see that the javax.xml classes are loaded from the JDK or JBoss anyway, no matter what I set in FilteredPackages | | How should I process to create an Oracle SAX parser with the following code if this code is in a class that is deployed in WARs web-inf/lib ? | | SAXParserFactory factory = SAXParserFactory.newInstance(); | SAXParser parser = factory.newSAXParser(); | | As reminder, the Oracle XML parser is in the EAR and its JAR is added to WAR's manifest classpath View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3974074#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...