"snacker" wrote : | I replaced the xerces*.jar, xml-api.jar and xalan.jar in jboss/lib/endorsed with the most recent version () | http://www.apache.org/dist/xerces/j/Xerces-J-bin.2.9.1.zip | | Still didn't work. | | Perhaps I need to use a more recent version of JBOSS??? | No, you need to set the system property (or ask on the Xerces mailing list if it doesn't work). http://xerces.apache.org/xerces2-j/faq-xni.html Only JBossXB enables Xinclude by default, and only then in the most recent versions. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4105389#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...