"alesj" wrote : I think the problem is that you're trying to use ServletsMetaData from your SipMD w/o specifying that it belongs to different namespace than your SipMD. I tried adding a namespace to the annotation here http://code.google.com/p/mobicents/source/browse/trunk/servers/sip-servle... to no avail I tried hacking my own SipServletsMetaData and SipServletMetaData to no avail neither "alesj" wrote : What about if you remove the javaee namespace from sip.xml? I tried that too same weird exception... the error actually comes from SAX it seems the sip.xml cannot be validated against the xsd... I wonder if there is something wrong with how the import is done in the sip.xsd[/url] View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4200634#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...