I tried as you said and then now I have different error message ===================== java.lang.ClassCastException ===================== in cachedLocalHome = (rpc.services.promotion.interfaces.PromotionLocalHome) | lookupHome(new java.util.Hashtable(), rpc.services.promotion.interfaces.PromotionLocalHome.COMP_NAME, | rpc.services.promotion.interfaces.PromotionLocalHome.class); View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3962178#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...