I think i found it. In the reference docu i found: anonymous wrote : | You need to be aware of the following limitations: | ? the components must be JavaBean components, they cannot be EJB3 beans (we are working on fixing this | limitation) | ? entities can never be hot-deloyed | ? components deployed via components.xml may not be hot-deployed | ? the hot-deployable components will not be visible to any classes deployed outside of WEB-INF/dev | ? Seam debug mode must be enabled | This is about <core:init debug="true"/> View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4090502#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...