"Crucifix" wrote : Any idea what I've done wrong? SpringDeployer class is abstract, as it depends what exactly you wanna instantiate. Either a full ApplicationContext or just BeanFactory. So the proper deployer class should be * org.jboss.spring.deployment.SpringApplicationContextDeployer * org.jboss.spring.deployment.SpringBeanFactoryDeployer This should be fixed in jboss-spring-jdk5.deployer/META-INF/jboss-service.xml. View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4239337#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...