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https://wso2.org/jira/browse/ESBJAVA-504?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17069#action_17069
]
Evanthika Amarasiri commented on ESBJAVA-504:
---------------------------------------------
Just after the above exception I get this as well
2008-05-29 17:00:56,232 [-] [RMI TCP Connection(3)-127.0.1.1] INFO
ServiceBusManager [ESB] Stop request completed
Exception in thread "Axis2 Task" java.lang.NullPointerException
at
org.wso2.mercury.workers.SequenceRemovalWorker.removeSequences(SequenceRemovalWorker.java:49)
at
org.wso2.mercury.workers.SequenceRemovalWorker.run(SequenceRemovalWorker.java:41)
at
edu.emory.mathcs.backport.java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:665)
at
edu.emory.mathcs.backport.java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:690)
at java.lang.Thread.run(Thread.java:595)
Exception in thread "Axis2 Task" java.lang.NullPointerException
at
org.wso2.mercury.workers.SequenceRemovalWorker.removeSequences(SequenceRemovalWorker.java:49)
at
org.wso2.mercury.workers.SequenceRemovalWorker.run(SequenceRemovalWorker.java:41)
at
edu.emory.mathcs.backport.java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:665)
at
edu.emory.mathcs.backport.java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:690)
at java.lang.Thread.run(Thread.java:595)
> NullPointerException thrown when trying to stop the ESB server for the second
> time through the Jconsole
> -------------------------------------------------------------------------------------------------------
>
> Key: ESBJAVA-504
> URL: https://wso2.org/jira/browse/ESBJAVA-504
> Project: WSO2 ESB
> Issue Type: Bug
> Affects Versions: NIGHTLY
> Environment: Ubuntu7.10, JDK1.5.0_14
> Reporter: Evanthika Amarasiri
> Assignee: Ruwan Linton
> Priority: Minor
>
> Steps to reproduce
> 1. Started the ESB server and connected to the Jconsole
> 2. Go to MBeans -> org.wso2.esb -> Admin -> ServerAdmin -> Operations
> 3. Click on the button "stop" and it will stop the ESB server. If you click
> on the stop button once more you will get the following exception
> *******************************************************************************************************************************************
> 2008-05-29 17:00:56,231 [-] [RMI TCP Connection(3)-127.0.1.1] ERROR
> ServerManager Error stopping the ServerManager
> java.lang.NullPointerException
> at
> org.apache.axis2.engine.ListenerManager.destroy(ListenerManager.java:222)
> at org.apache.synapse.ServerManager.stop(ServerManager.java:206)
> at org.wso2.esb.ServiceBusManager.stop(ServiceBusManager.java:213)
> at
> org.wso2.esb.jmx.mbean.ServiceBusControl.stop(ServiceBusControl.java:42)
> 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:585)
> at
> com.sun.jmx.mbeanserver.StandardMetaDataImpl.invoke(StandardMetaDataImpl.java:414)
> at com.sun.jmx.mbeanserver.MetaDataImpl.invoke(MetaDataImpl.java:220)
> at
> com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:815)
> at
> com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:784)
> at
> javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1410)
> at
> javax.management.remote.rmi.RMIConnectionImpl.access$100(RMIConnectionImpl.java:81)
> at
> javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1247)
> at
> javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1343)
> at
> javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:784)
> at sun.reflect.GeneratedMethodAccessor36.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:294)
> at sun.rmi.transport.Transport$1.run(Transport.java:153)
> at java.security.AccessController.doPrivileged(Native Method)
> at sun.rmi.transport.Transport.serviceCall(Transport.java:149)
> at
> sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:466)
> at
> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:707)
> at java.lang.Thread.run(Thread.java:595)
> 2008-05-29 17:00:56,232 [-] [RMI TCP Connection(3)-127.0.1.1] INFO
> ServiceBusManager [ESB] Stop request completed
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