javax.management.InstanceNotFoundException: org.mortbay.jetty.webapp:type=webappcontext,name=ULTRAmls-web-rf,id=0
   at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getMBean(DefaultMBeanServerInterceptor.java:1094)
   at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getClassLoaderFor(DefaultMBeanServerInterceptor.java:1438)
   at com.sun.jmx.mbeanserver.JmxMBeanServer.getClassLoaderFor(JmxMBeanServer.java:1276)
   at javax.management.remote.rmi.RMIConnectionImpl$5.run(RMIConnectionImpl.java:1326)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at javax.management.remote.rmi.RMIConnectionImpl.getClassLoaderFor(RMIConnectionImpl.java:1323)
   at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:771)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:0)
   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$1.run(Transport.java:159)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at sun.rmi.transport.Transport.serviceCall(Transport.java:155)
   at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535)
   at sun.rmi.transport.tcp.TCPTransport$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$Worker.run(ThreadPoolExecutor.java:908)
   at java.lang.Thread.run(Thread.java:662)
   at sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:255)
   at sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:233)
   at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:142)
   at com.sun.jmx.remote.internal.PRef.invoke(PRef.java:0)
   at javax.management.remote.rmi.RMIConnectionImpl_Stub.invoke(RMIConnectionImpl_Stub.java:0)
   at javax.management.remote.rmi.RMIConnector$RemoteMBeanServerConnection.invoke(RMIConnector.java:993)
   at org.netbeans.modules.j2ee.jetty.JetDeploymentManager.start(JetDeploymentManager.java:351)
   at org.netbeans.modules.j2ee.deployment.impl.TargetServer.trackDeployProgressObject(TargetServer.java:923)
   at org.netbeans.modules.j2ee.deployment.impl.TargetServer.deploy(TargetServer.java:653)
   at org.netbeans.modules.j2ee.deployment.devmodules.api.Deployment.deploy(Deployment.java:174)
   at org.netbeans.modules.j2ee.ant.Deploy.execute(Deploy.java:106)
   at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
   at sun.reflect.GeneratedMethodAccessor85.invoke(GeneratedMethodAccessor85.java:0)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
   at java.lang.reflect.Method.invoke(Method.java:597)
   at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
   at org.apache.tools.ant.Task.perform(Task.java:348)
   at org.apache.tools.ant.Target.execute(Target.java:390)
   at org.apache.tools.ant.Target.performTasks(Target.java:411)
   at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1397)
   at org.apache.tools.ant.Project.executeTarget(Project.java:1366)
   at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
   at org.apache.tools.ant.Project.executeTargets(Project.java:1249)
   at org.apache.tools.ant.module.bridge.impl.BridgeImpl.run(BridgeImpl.java:284)
   at org.apache.tools.ant.module.run.TargetExecutor.run(TargetExecutor.java:539)
   at org.netbeans.core.execution.RunClassThread.run(RunClassThread.java:154)