Schema Validation in JBoss

               I am getting this error when I run a SOAP request.I want to validate the request and response.The schema validation happens for the request.But in the reponse I get the error  
      Caused by:

    org.xml.sax.SAXException    cvc-elt.1: Cannot find the declaration of element 'ns2:ReplyRetrievePrjData'. Can you please guide me regarding this.


    I get the response successfully with the server throwing the above error.

    I have followed the steps shown in the link