Hi, I am trying to deploy an EAR file which was working perfectly fine on JBoss 4.0.0.5. I am using Eclipse Galileo to deploy the EAR file and I am getting the following exception. 15:40:44,174 ERROR [AbstractKernelController] Error installing to PostClassLoader: name=vfszip:/C:/jboss-5.0.0.GA/server/all/deploy/icba10.ear state=ClassLoader mode=Manual requiredState=PostClassLoader | org.jboss.deployers.spi.DeploymentException: Cannot process metadata | at org.jboss.deployers.spi.DeploymentException.rethrowAsDeploymentException(DeploymentException.java:49) | at org.jboss.deployment.AnnotationMetaDataDeployer.deploy(AnnotationMetaDataDeployer.java:181) | at org.jboss.deployment.AnnotationMetaDataDeployer.deploy(AnnotationMetaDataDeployer.java:93) | at org.jboss.deployers.plugins.deployers.DeployerWrapper.deploy(DeployerWrapper.java:171) | at org.jboss.deployers.plugins.deployers.DeployersImpl.doDeploy(DeployersImpl.java:1439) | at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1157) | at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1210) | at org.jboss.deployers.plugins.deployers.DeployersImpl.install(DeployersImpl.java:1098) | at org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractControllerContext.java:348) | at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:1598) | at org.jboss.dependency.plugins.AbstractController.incrementState(AbstractController.java:934) | at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:1062) | at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:984) | at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:822) | at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:553) | at org.jboss.deployers.plugins.deployers.DeployersImpl.process(DeployersImpl.java:781) | at org.jboss.deployers.plugins.main.MainDeployerImpl.process(MainDeployerImpl.java:545) | at org.jboss.system.server.profileservice.ProfileServiceBootstrap.loadProfile(ProfileServiceBootstrap.java:304) | at org.jboss.system.server.profileservice.ProfileServiceBootstrap.start(ProfileServiceBootstrap.java:205) | at org.jboss.bootstrap.AbstractServerImpl.start(AbstractServerImpl.java:405) | at org.jboss.Main.boot(Main.java:209) | at org.jboss.Main$1.run(Main.java:547) | at java.lang.Thread.run(Unknown Source) | Caused by: java.lang.IllegalArgumentException: ApplicationException is only valid on an Exception | at org.jboss.metadata.annotation.creator.ejb.jboss.ApplicationExceptionProcessor.create(ApplicationExceptionProcessor.java:60) | at org.jboss.metadata.annotation.creator.ejb.jboss.ApplicationExceptionProcessor.process(ApplicationExceptionProcessor.java:71) | at org.jboss.metadata.annotation.creator.ejb.jboss.ApplicationExceptionProcessor.process(ApplicationExceptionProcessor.java:46) | at org.jboss.metadata.annotation.creator.AbstractCreator.process(AbstractCreator.java:154) | at org.jboss.metadata.annotation.creator.AbstractCreator.processMetaData(AbstractCreator.java:87) | at org.jboss.metadata.annotation.creator.ejb.jboss.JBoss50Creator.create(JBoss50Creator.java:109) | at org.jboss.deployment.OptAnnotationMetaDataDeployer.processJBossMetaData(OptAnnotationMetaDataDeployer.java:134) | at org.jboss.deployment.OptAnnotationMetaDataDeployer.processMetaData(OptAnnotationMetaDataDeployer.java:84) | at org.jboss.deployment.AnnotationMetaDataDeployer.deploy(AnnotationMetaDataDeployer.java:177) | ... 21 more I have not copied any Jar files into any location besides the ones that come with the JBoss.5.0.0.GA zip file. Hope anyone could help me out as this is holding me back. Thanks View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4254341#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...