Consider the following error trace in JBossAS 6.0.0.M3:

14:50:09,467 ERROR [org.jboss.web.tomcat.service.deployers.TomcatDeployment] ENC setup failed: java.lang.IllegalStateException: Resolution should not happen via injection container
at org.jboss.web.tomcat.service.TomcatInjectionContainer.getEjbJndiName(TomcatInjectionContainer.java:683) [:6.0.0.20100429-M3]
at org.jboss.injection.EjbEncInjector.inject(EjbEncInjector.java:80) [:1.3.1]
at org.jboss.web.tomcat.service.TomcatInjectionContainer.populateEnc(TomcatInjectionContainer.java:507) [:6.0.0.20100429-M3]
at org.jboss.web.tomcat.service.deployers.TomcatDeployment$EncListener.lifecycleEvent(TomcatDeployment.java:448) [:6.0.0.20100429-M3]
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:115) [:6.0.0.20100429-M3]
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4192) [:6.0.0.20100429-M3]
at org.jboss.web.tomcat.service.deployers.TomcatDeployment.performDeployInternal(TomcatDeployment.java:323) [:6.0.0.20100429-M3]
at org.jboss.web.tomcat.service.deployers.TomcatDeployment.performDeploy(TomcatDeployment.java:148) [:6.0.0.20100429-M3]
at org.jboss.web.deployers.AbstractWarDeployment.start(AbstractWarDeployment.java:462) [:6.0.0.20100429-M3]
at org.jboss.web.deployers.WebModule.startModule(WebModule.java:116) [:6.0.0.20100429-M3]
at org.jboss.web.deployers.WebModule.start(WebModule.java:95) [:6.0.0.20100429-M3]

This occurs when attempting to inject an unknown type. Recommend a more user-friendly message detailing the type of field requested, as well as its name and class located.