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java.lang.NoClassDefFoundError: 	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(Unknown Source)	at org.jboss.invocation.MarshalledInvocation.(MarshalledInvocation.java:68)	at org.jboss.invocation.jrmp.interfaces.JRMPInvokerProxy.invoke(JRMPInvokerProxy.java:120)	at org.jboss.invocation.InvokerInterceptor.invokeInvoker(InvokerInterceptor.java:365)	at org.jboss.invocation.InvokerInterceptor.invoke(InvokerInterceptor.java:197)	at org.jboss.jmx.connector.invoker.client.InvokerAdaptorClientInterceptor.invoke(InvokerAdaptorClientInterceptor.java:66)	at org.jboss.proxy.SecurityInterceptor.invoke(SecurityInterceptor.java:70)	at org.jboss.proxy.ClientMethodInterceptor.invoke(ClientMethodInterceptor.java:74)	at org.jboss.proxy.ClientContainer.invoke(ClientContainer.java:100)	at $Proxy1.queryNames(Unknown Source)	at org.hyperic.hq.plugin.jboss.JBossDetector.discoverServiceTypes(JBossDetector.java:368)	at org.hyperic.hq.product.ServerDetector.discoverResources(ServerDetector.java:209)	at org.hyperic.hq.autoinventory.agent.server.RuntimeAutodiscoverer.doRuntimeScan_internal(RuntimeAutodiscoverer.java:272)	at org.hyperic.hq.autoinventory.agent.server.RuntimeAutodiscoverer.doRuntimeScan(RuntimeAutodiscoverer.java:205)	at org.hyperic.hq.autoinventory.ScanManager.mainRunLoop(ScanManager.java:165)	at org.hyperic.hq.autoinventory.ScanManager.access$000(ScanManager.java:41)	at org.hyperic.hq.autoinventory.ScanManager$1.run(ScanManager.java:107)