java.util.concurrent.ExecutionException: java.lang.RuntimeException: com.tc.statistics.gatherer.exceptions.StatisticsGathererConnectErrorException: Unexpected error while connecting to mbean server.
	at java.util.concurrent.FutureTask$Sync.innerGet(Unknown Source)
	at java.util.concurrent.FutureTask.get(Unknown Source)
	at com.tc.admin.common.BasicWorker.run(BasicWorker.java:52)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.RuntimeException: com.tc.statistics.gatherer.exceptions.StatisticsGathererConnectErrorException: Unexpected error while connecting to mbean server.
	at com.tc.statistics.beans.impl.StatisticsLocalGathererMBeanImpl.startup(StatisticsLocalGathererMBeanImpl.java:94)
	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 com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:93)
	at com.sun.jmx.mbeanserver.StandardMBeanIntrospector.invokeM2(StandardMBeanIntrospector.java:27)
	at com.sun.jmx.mbeanserver.MBeanIntrospector.invokeM(MBeanIntrospector.java:208)
	at com.sun.jmx.mbeanserver.PerInterface.invoke(PerInterface.java:120)
	at com.sun.jmx.mbeanserver.MBeanSupport.invoke(MBeanSupport.java:262)
	at javax.management.StandardMBean.invoke(StandardMBean.java:391)
	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836)
	at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761)
	at com.sun.jmx.remote.security.MBeanServerAccessController.invoke(MBeanServerAccessController.java:447)
	at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1427)
	at javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:72)
	at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1265)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1367)
	at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:788)
	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 sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:305)
	at sun.rmi.transport.Transport$1.run(Transport.java:159)
	at java.security.AccessController.doPrivileged(Native Method)
	at sun.rmi.transport.Transport.serviceCall(Transport.java:155)
	at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535)
	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:790)
	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:649)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:619)
Caused by: com.tc.statistics.gatherer.exceptions.StatisticsGathererConnectErrorException: Unexpected error while connecting to mbean server.
	at com.tc.statistics.gatherer.impl.StatisticsGathererImpl.connect(StatisticsGathererImpl.java:81)
	at com.tc.statistics.gatherer.impl.StatisticsGathererImpl.connect(StatisticsGathererImpl.java:57)
	at com.tc.statistics.beans.impl.StatisticsLocalGathererMBeanImpl.startup(StatisticsLocalGathererMBeanImpl.java:91)
	... 33 more
Caused by: java.lang.SecurityException: Authentication failed! Username or password is null
	at com.sun.jmx.remote.security.JMXPluggableAuthenticator.authenticationFailure(JMXPluggableAuthenticator.java:193)
	at com.sun.jmx.remote.security.JMXPluggableAuthenticator.authenticate(JMXPluggableAuthenticator.java:168)
	at javax.management.remote.rmi.RMIServerImpl.doNewClient(RMIServerImpl.java:213)
	at javax.management.remote.rmi.RMIServerImpl.newClient(RMIServerImpl.java:180)
	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 sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:305)
	at sun.rmi.transport.Transport$1.run(Transport.java:159)
	at java.security.AccessController.doPrivileged(Native Method)
	at sun.rmi.transport.Transport.serviceCall(Transport.java:155)
	at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535)
	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:790)
	at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:649)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:619)
	at sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:255)
	at sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:233)
	at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:142)
	at javax.management.remote.rmi.RMIServerImpl_Stub.newClient(Unknown Source)
	at javax.management.remote.rmi.RMIConnector.getConnection(RMIConnector.java:2327)
	at javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:279)
	at javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:248)
	at com.tc.management.JMXConnectorProxy.determineConnector(JMXConnectorProxy.java:92)
	at com.tc.management.JMXConnectorProxy.ensureConnector(JMXConnectorProxy.java:127)
	at com.tc.management.JMXConnectorProxy.access$000(JMXConnectorProxy.java:30)
	at com.tc.management.JMXConnectorProxy$ConnectorInvocationHandler.invoke(JMXConnectorProxy.java:133)
	at $Proxy3.getMBeanServerConnection(Unknown Source)
	at com.tc.management.JMXConnectorProxy.getMBeanServerConnection(JMXConnectorProxy.java:188)
	at com.tc.statistics.gatherer.impl.StatisticsGathererImpl.connect(StatisticsGathererImpl.java:79)
	... 35 more