JBoss A-MQ: JMX operation addConnector() throws the following exception: java.lang.NullPointerException at org.apache.activemq.broker.TransportConnector.start(TransportConnector.java:202)

Solution Verified - Updated -

Issue

  • when adding a transport connector using the JMX operation addConnector() the following NullPointerException (NPE) is thrown

java.lang.NullPointerException at org.apache.activemq.broker.TransportConnector.start(TransportConnector.java:202) at org.apache.activemq.broker.jmx.BrokerView.addConnector(BrokerView.java:358) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at sun.reflect.misc.Trampoline.invoke(MethodUtil.java:75) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at sun.reflect.misc.MethodUtil.invoke(MethodUtil.java:279) at com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:112) at com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:46) at com.sun.jmx.mbeanserver.MBeanIntrospector.invokeM(MBeanIntrospector.java:237) at com.sun.jmx.mbeanserver.PerInterface.invoke(PerInterface.java:138) at com.sun.jmx.mbeanserver.MBeanSupport.invoke(MBeanSupport.java:252) at javax.management.StandardMBean.invoke(StandardMBean.java:405) at org.apache.activemq.broker.jmx.AnnotatedMBean.invoke(AnnotatedMBean.java:198) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819) at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801) at javax.management.MBeanServerInvocationHandler.invoke(MBeanServerInvocationHandler.java:292) at com.sun.proxy.$Proxy5.addConnector(Unknown Source) at org.apache.activemq.broker.jmx.MBeanTest.testAddRemoveConnectorBrokerView(MBeanTest.java:1384) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at org.apache.activemq.CombinationTestSupport.runBare(CombinationTestSupport.java:107) at org.apache.activemq.CombinationTestSupport.runBare(CombinationTestSupport.java:113) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84) at org.junit.runner.JUnitCore.run(JUnitCore.java:160) at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:74) at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:202) at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:65) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at com.intellij.rt.execution.application.AppMain.main(AppMain.java:120)

Environment

  • JBoss A-MQ 6.1 / activemq 5.9

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