Manoj Agarwal [https://community.jboss.org/people/manoj.m.agarwal] created the discussion "Issue while deploying EJB 3 with JBoss AS 7" To view the discussion, visit: https://community.jboss.org/message/742586#742586 -------------------------------------------------------------- Hi, I am trying to deploy a SLSB with  annotations @Singleton and @Startup. I packaged it as a jar and put it under standalone/deployments. I get this error while starting server. Any help will be very helpful. 11:35:22,844 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-4) MSC00001: Failed to start service jboss.deployment.unit."xyz-startup-bean-3.0.0-SNAPSHOT.jar".POST_MODULE: org.jboss.msc.service.StartException in service jboss.deployment.unit."xyz-startup-bean-3.0.0-SNAPSHOT.jar".POST_MODULE: Failed to process phase POST_MODULE of deployment "xyz-startup-bean-3.0.0-SNAPSHOT.jar" at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:119) [jboss-as-server-7.1.1.Final.jar:7.1.1.Final] at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1811) [jboss-msc-1.0.2.GA.jar:1.0.2.GA] at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1746) [jboss-msc-1.0.2.GA.jar:1.0.2.GA] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) [rt.jar:1.7.0_02] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) [rt.jar:1.7.0_02] at java.lang.Thread.run(Thread.java:722) [rt.jar:1.7.0_02] Caused by: java.lang.NullPointerException at org.jboss.as.server.deployment.reflect.DeploymentClassIndex.classIndex(DeploymentClassIndex.java:53) [jboss-as-server-7.1.1.Final.jar:7.1.1.Final] at org.jboss.as.ee.component.deployers.InterceptorAnnotationProcessor.processComponentConfig(InterceptorAnnotationProcessor.java:63) at org.jboss.as.ee.component.deployers.InterceptorAnnotationProcessor.deploy(InterceptorAnnotationProcessor.java:55) at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:113) [jboss-as-server-7.1.1.Final.jar:7.1.1.Final] ............................... -------------------------------------------------------------- Reply to this message by going to Community [https://community.jboss.org/message/742586#742586] Start a new discussion in JBoss AS 7 Development at Community [https://community.jboss.org/choose-container!input.jspa?contentType=1&...]