Anish Nath [http://community.jboss.org/people/anishnath] created the discussion "unable to determine messagingType interface for MDB" To view the discussion, visit: http://community.jboss.org/message/594361#594361 -------------------------------------------------------------- Hi i'm using Jboss As6, and EJB3 MDB, My Message DrivenBean looks like public final class OverrideMDB extends DefaultMDB     implements MessageListener, HasBeenInstrumented {    public void onMessage(Message message)     { } // } abstract class DefaultMDB     implements HasBeenInstrumented { protected final void onMessageReceive(Message message)     { //BUSINESS METHOD } } Getting the error like this and deployment getting failed *Caused by: org.jboss.deployers.spi.DeploymentException: Error creating ejb container OverrideMDB: Unable to choose messagingType interface for MDB OverrideMDB from [interface net.sourceforge.cobertura.coveragedata.HasBeenInstrumented, interface javax.jms.MessageListener]* *    at org.jboss.ejb3.Ejb3Deployment.deployElement(Ejb3Deployment.java:773) [:1.7.17]* *    at org.jboss.ejb3.Ejb3Deployment.deployElement(Ejb3Deployment.java:710) [:1.7.17]* *    at org.jboss.ejb3.Ejb3Deployment.deployUrl(Ejb3Deployment.java:692) [:1.7.17]* *    at org.jboss.ejb3.Ejb3Deployment.deploy(Ejb3Deployment.java:655) [:1.7.17]* *    at org.jboss.ejb3.Ejb3Deployment.create(Ejb3Deployment.java:544) [:1.7.17]* *    at org.jboss.ejb3.deployers.Ejb3Deployer.deploy(Ejb3Deployer.java:177) [:6.0.0.Final]* *    ... 49 more* *http://opensourceframework.blogspot.com/ ANish * -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/594361#594361] Start a new discussion in EJB3 at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]