[jboss-jira] [JBoss JIRA] (AS7-4441) JPA hibernate.cache.region_prefix property fails JConsole to connect to JBoss

JPA hibernate.cache.region_prefix property fails JConsole to connect to JBoss ----------------------------------------------------------------------------- Key: AS7-4441 URL: https://issues.jboss.org/browse/AS7-4441 Project: Application Server 7 Issue Type: Bug Components: JMX, JPA / Hibernate, Server Affects Versions: 7.1.1.Final Environment: Windows Vista 64 bit, JDK 1.6.0_18 Reporter: Osten Forshed Assignee: Scott Marlow Priority: Minor Fix For: 7.1.2.Final (EAP), EAP 6.1.0.Alpha (7.2.0.Final) If a web app is deployed (standalone) with a persistence.xml containing: <property name="hibernate.cache.region_prefix" value=""/> Then it is not possible to connect to the MBean Server with JConsole using instructions here: https://community.jboss.org/wiki/UsingJconsoleToConnectToJMXOnAS7 Following stack trace is written to JBoss log: 12:27:03,406 WARN [org.jboss.remotingjmx.protocol.v1.ServerProxy] (pool-5-thread-16) Unexpected internal error: java.lang.NullPointerException at org.jboss.as.jmx.model.RootResourceIterator.doIterate(RootResourceIterator.java:49) at org.jboss.as.jmx.model.RootResourceIterator.doIterate(RootResourceIterator.java:55) at org.jboss.as.jmx.model.RootResourceIterator.doIterate(RootResourceIterator.java:55) at org.jboss.as.jmx.model.RootResourceIterator.doIterate(RootResourceIterator.java:55) at org.jboss.as.jmx.model.RootResourceIterator.doIterate(RootResourceIterator.java:55) at org.jboss.as.jmx.model.RootResourceIterator.iterate(RootResourceIterator.java:39) at org.jboss.as.jmx.model.ModelControllerMBeanHelper.queryNames(ModelControllerMBeanHelper.java:136) at org.jboss.as.jmx.model.ModelControllerMBeanServerPlugin.queryNames(ModelControllerMBeanServerPlugin.java:124) at org.jboss.as.jmx.PluggableMBeanServerImpl.queryNames(PluggableMBeanServerImpl.java:280) at org.jboss.remotingjmx.protocol.v1.ServerProxy$QueryNamesHandler.handle(ServerProxy.java:1197) at org.jboss.remotingjmx.protocol.v1.ServerProxy$MessageReciever$1.run(ServerProxy.java:215) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [rt.jar:1.6.0_18] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [rt.jar:1.6.0_18] at java.lang.Thread.run(Thread.java:619) [rt.jar:1.6.0_18] If property is removed from persistence.xml it is possible to connect using JConsole and browse the MBeans.