"onyii5119" wrote : "shane.bryzak(a)jboss.com" wrote : You need to include the Drools libraries. | | Thanks for the reply. The Drools libraries are already there in my class path. I double checked that. Finally solved the problem. My ant script was putting the jar files in the ear file root instead of the ear file lib directory. Thanks a lot. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4092695#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...