java.lang.NoClassDefFoundError: Could not initialize class com.ibm.ws.util.WsObjectInputStream
	at com.ibm.ws.management.connector.soap.GenericSerializer.unmarshall(GenericSerializer.java:219)
	at org.apache.soap.util.xml.XMLJavaMappingRegistry.unmarshall(Unknown Source)
	at org.apache.soap.encoding.soapenc.ParameterSerializer.unmarshall(Unknown Source)
	at org.apache.soap.util.xml.XMLJavaMappingRegistry.unmarshall(Unknown Source)
	at org.apache.soap.rpc.RPCMessage.unmarshall(Unknown Source)
	at org.apache.soap.rpc.RPCMessage.extractFromEnvelope(Unknown Source)
	at org.apache.soap.rpc.Response.extractFromEnvelope(Unknown Source)
	at org.apache.soap.rpc.Call.invoke(Unknown Source)
	at com.ibm.ws.management.connector.soap.SOAPConnectorClient$8.run(SOAPConnectorClient.java:700)
	at java.security.AccessController.doPrivileged(Native Method)
	at com.ibm.ws.security.util.AccessController.doPrivileged(AccessController.java:125)
	at com.ibm.ws.management.connector.soap.SOAPConnectorClient.invokeTemplate(SOAPConnectorClient.java:693)
	at com.ibm.ws.management.connector.soap.SOAPConnectorClient.isAlive(SOAPConnectorClient.java:481)
	at com.ibm.ws.management.connector.soap.SOAPConnectorClient.invoke(SOAPConnectorClient.java:411)
	at $Proxy41.isAlive(Unknown Source)
	at com.ibm.ws.management.AdminClientImpl.isAlive(AdminClientImpl.java:84)
	at com.ibm.websphere.management.AdminClientFactory.createAdminClient(AdminClientFactory.java:220)
	at com.ibm.ws.management.application.j2ee.deploy.spi.DeploymentManagerImpl.connect(DeploymentManagerImpl.java:181)
	at com.ibm.ws.management.application.j2ee.deploy.spi.factories.DeploymentFactoryImpl.getDeploymentManager(DeploymentFactoryImpl.java:186)
	at org.netbeans.modules.j2ee.websphere6.WSDeploymentManager.updateDeploymentManager(WSDeploymentManager.java:442)
	at org.netbeans.modules.j2ee.websphere6.WSDeploymentManager.getTargets(WSDeploymentManager.java:931)
	at org.netbeans.modules.j2ee.deployment.impl.ServerInstance.getTargetMap(ServerInstance.java:539)
	at org.netbeans.modules.j2ee.deployment.impl.ServerInstance.getTargets(ServerInstance.java:497)
	at org.netbeans.modules.j2ee.deployment.impl.ServerInstance._retrieveTarget(ServerInstance.java:1687)
	at org.netbeans.modules.j2ee.deployment.impl.ServerInstance.isSuspended(ServerInstance.java:871)
	at org.netbeans.modules.j2ee.deployment.impl.ServerInstance$1.run(ServerInstance.java:373)
	at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:573)
[catch] at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1005)