NPE when starting JMX registration after configuration validation failed ------------------------------------------------------------------------ Key: ISPN-1181 URL: https://issues.jboss.org/browse/ISPN-1181 Project: Infinispan Issue Type: Bug Components: JMX, reporting and management Affects Versions: 5.0.0.CR5 Reporter: Sanne Grinovero Assignee: Pete Muir Priority: Critical Fix For: 5.0.0.FINAL Time Spent: 1 minute This is reproducible running the lucene-directory-demo, I'm sending a pull request for the demo to fix the test (which was not running): https://github.com/infinispan/infinispan/pull/388 After that pull is included, you'll see the test failing and highlighting a critical issue: {code}2011-06-14 10:48:25,990 WARN [TimeoutConfigurationValidatingVisitor] (main) ISPN00148: Invalid <transport>: distributedSyncTimout value of 240000. It can not be higher than <stateRetrieval>:timeout which is 10000 FAILED CONFIGURATION: @BeforeTest init java.lang.NullPointerException at org.infinispan.config.GlobalConfiguration$GlobalJmxStatisticsType.getMBeanServerLookupInstance(GlobalConfiguration.java:1645) at org.infinispan.config.GlobalConfiguration.getMBeanServerLookupInstance(GlobalConfiguration.java:245) at org.infinispan.jmx.JmxUtil.lookupMBeanServer(JmxUtil.java:55) at org.infinispan.jmx.AbstractJmxRegistration.registerMBeans(AbstractJmxRegistration.java:50) at org.infinispan.jmx.CacheManagerJmxRegistration.start(CacheManagerJmxRegistration.java:62) at org.infinispan.manager.DefaultCacheManager.start(DefaultCacheManager.java:572) at org.infinispan.manager.DefaultCacheManager.<init>(DefaultCacheManager.java:269) at org.infinispan.manager.DefaultCacheManager.<init>(DefaultCacheManager.java:238) at org.infinispan.lucenedemo.CacheConfigurationTest.init(CacheConfigurationTest.java:55) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:76) at org.testng.internal.Invoker.invokeConfigurationMethod(Invoker.java:525) at org.testng.internal.Invoker.invokeConfigurations(Invoker.java:202) at org.testng.internal.Invoker.invokeConfigurations(Invoker.java:130) at org.testng.TestRunner.beforeRun(TestRunner.java:624) at org.testng.TestRunner.run(TestRunner.java:592) at org.testng.SuiteRunner.runTest(SuiteRunner.java:329) at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:324) at org.testng.SuiteRunner.privateRun(SuiteRunner.java:286) at org.testng.SuiteRunner.run(SuiteRunner.java:235) at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52) at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86) at org.testng.TestNG.runSuitesSequentially(TestNG.java:1049) at org.testng.TestNG.runSuitesLocally(TestNG.java:974) at org.testng.TestNG.run(TestNG.java:905) at org.testng.remote.RemoteTestNG.run(RemoteTestNG.java:111) at org.testng.remote.RemoteTestNG.initAndRun(RemoteTestNG.java:203) at org.testng.remote.RemoteTestNG.main(RemoteTestNG.java:174){code}