anonymous wrote : I was thanking that sharing the code via an ear instead of the /lib folder that would give me the ability to hot deploy updates to that code This can cause issues with classloading. See these wiki links (pay special attention to the "Sharing classes" section in the first wiki): http://www.jboss.org/community/wiki/jbossclassloadingusecases http://www.jboss.org/community/wiki/ClassLoadingConfiguration View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4252417#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...