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Date: Mon, 11 Oct 2010 17:14:30 -0700
From: Dmitri Smirnov <dsmirnov@netflix.com>
Organization: Netflix
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To: "user@cassandra.apache.org" <user@cassandra.apache.org>
Subject: Exception in the tool
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Is below a normal thing? I am a newby, just unpacked and started a 
single node.

$ bin/nodetool -h localhost -p 8080 version
ReleaseVersion: 0.7.0-beta2

$ bin/nodetool -h localhost -p 8080 tpstats
Pool Name                    Active   Pending      Completed
MIGRATION_STAGE                   0         0              0
GOSSIP_STAGE                      0         0              0
MESSAGING-SERVICE-POOL   Exception in thread "main" 
java.lang.reflect.UndeclaredThrowableException
     at $Proxy4.getActiveCount(Unknown Source)
     at 
org.apache.cassandra.tools.NodeCmd.printThreadPoolStats(NodeCmd.java:157)
     at org.apache.cassandra.tools.NodeCmd.main(NodeCmd.java:497)
Caused by: javax.management.AttributeNotFoundException: No such 
attribute: ActiveCount
     at 
com.sun.jmx.mbeanserver.PerInterface.getAttribute(PerInterface.java:81)
     at 
com.sun.jmx.mbeanserver.MBeanSupport.getAttribute(MBeanSupport.java:205)
     at 
com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getAttribute(DefaultMBeanServerInterceptor.java:683)
     at 
com.sun.jmx.mbeanserver.JmxMBeanServer.getAttribute(JmxMBeanServer.java:672)
     at 
javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1427)
     at 
javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:90)
     at 
javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1285)
     at 
javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1383)
     at 
javax.management.remote.rmi.RMIConnectionImpl.getAttribute(RMIConnectionImpl.java:619)
     at sun.reflect.GeneratedMethodAccessor92.invoke(Unknown Source)
     at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
     at java.lang.reflect.Method.invoke(Method.java:616)
     at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:322)
     at sun.rmi.transport.Transport$1.run(Transport.java:177)
     at java.security.AccessController.doPrivileged(Native Method)
     at sun.rmi.transport.Transport.serviceCall(Transport.java:173)
     at 
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:553)
     at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:808)
     at 
sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:667)
     at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
     at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
     at java.lang.Thread.run(Thread.java:636)
     at 
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:273)
     at 
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:251)
     at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:160)
     at com.sun.jmx.remote.internal.PRef.invoke(Unknown Source)
     at 
javax.management.remote.rmi.RMIConnectionImpl_Stub.getAttribute(Unknown 
Source)
     at 
javax.management.remote.rmi.RMIConnector$RemoteMBeanServerConnection.getAttribute(RMIConnector.java:885)
     at 
javax.management.MBeanServerInvocationHandler.invoke(MBeanServerInvocationHandler.java:280)
     ... 3 more

-- 
Dmitri Smirnov
Y!IM: ia_slepukhin