Solved. Solution : Do not use overriden methods in SLSB which extend as Webservice. I was using method searchBooks which was overridden. View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4232896#4232896 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4232896