The following test in JBoss 5 | ./build.sh one-test -Dtest=org.jboss.test.aop.test.MicrocontainerJMXUnitTestCase | is giving the following error at undeploy | 15:13:18,430 ERROR [AspectDeployer] Error during undeploy: vfsfile:/home/ejort/jboss-head/testsuite/output/lib/aop-mc-jmxtest-has-dependency.jar | java.lang.IllegalStateException | at java.util.WeakHashMap$HashIterator.remove(WeakHashMap.java:757) | at org.jboss.aop.GeneratedClassAdvisor.cleanup(GeneratedClassAdvisor.java:133) | at org.jboss.aop.classpool.AOPClassPoolRepository.doUnregisterClassLoader(AOPClassPoolRepository.java:206) | at org.jboss.aop.classpool.AOPClassPoolRepository.access$000(AOPClassPoolRepository.java:51) | at org.jboss.aop.classpool.AOPClassPoolRepository$UnregisterClassLoaderAction$2.unregister(AOPClassPoolRepository.java:267) | at org.jboss.aop.classpool.AOPClassPoolRepository.perfomUnregisterClassLoader(AOPClassPoolRepository.java:180) | at org.jboss.aop.classpool.AOPClassPool.close(AOPClassPool.java:84) | at org.jboss.aop.asintegration.jboss5.JBoss5ClassPool.close(JBoss5ClassPool.java:73) | at javassist.scopedpool.ScopedClassPoolRepositoryImpl.unregisterClassLoader(ScopedClassPoolRepositoryImpl.java:172) | at org.jboss.aop.classpool.AOPClassPoolRepository.unregisterClassLoader(AOPClassPoolRepository.java:162) | at org.jboss.aop.AspectManager.unregisterClassLoader(AspectManager.java:754) | at org.jboss.aop.deployers.AspectDeployer.undeploy(AspectDeployer.java:141) | at org.jboss.deployers.vfs.spi.deployer.AbstractVFSRealDeployer.internalUndeploy(AbstractVFSRealDeployer.java:54) | at org.jboss.deployers.spi.deployer.helpers.AbstractRealDeployer.undeploy(AbstractRealDeployer.java:112) | at org.jboss.deployers.plugins.deployers.DeployerWrapper.undeploy(DeployerWrapper.java:197) | at org.jboss.deployers.plugins.deployers.DeployersImpl.doUninstallParentLast(DeployersImpl.java:1189) | The test now passes after I fixed the xml, but there's obviously some problem with the aop cleanup of deployments. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4143434#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...