java.io.IOException: Unable to connect to admin-server at given host: [localhost] and port: [4848].
Please check if this server is up and running and that the host and port provided are correct.
   at com.sun.enterprise.admin.jmx.remote.comm.ServletConnection.handleException(ServletConnection.java:258)
   at com.sun.enterprise.admin.jmx.remote.comm.ServletConnection.receive(ServletConnection.java:148)
   at com.sun.enterprise.admin.jmx.remote.comm.MBeanServerMessageConductor.invoke(MBeanServerMessageConductor.java:84)
   at com.sun.enterprise.admin.jmx.remote.internal.RemoteMBeanServerConnection.invoke(RemoteMBeanServerConnection.java:421)
   at javax.management.MBeanServerInvocationHandler.invoke(MBeanServerInvocationHandler.java:288)
   at com.sun.appserv.management.util.jmx.MBeanProxyHandler.invoke(MBeanProxyHandler.java:672)
   at com.sun.appserv.management.client.handler.AMXProxyHandler._invoke(AMXProxyHandler.java:1113)
   at com.sun.appserv.management.client.handler.AMXProxyHandler.invoke(AMXProxyHandler.java:1024)
Caused: java.lang.reflect.UndeclaredThrowableException
   at $Proxy50.waitAMXReady(.java:0)
   at com.sun.enterprise.deployapi.SunDeploymentManager.getRootProxy(SunDeploymentManager.java:1640)
   at com.sun.enterprise.deployapi.SunDeploymentManager.getModulesOnATarget(SunDeploymentManager.java:410)
Caused: javax.enterprise.deploy.spi.exceptions.TargetException: Error getting required modules
   at com.sun.enterprise.deployapi.SunDeploymentManager.getModules(SunDeploymentManager.java:393)
   at com.sun.enterprise.deployapi.SunDeploymentManager.getAvailableModules(SunDeploymentManager.java:328)
   at org.netbeans.modules.j2ee.sun.ide.dm.SunDeploymentManager.getAvailableModules(SunDeploymentManager.java:574)
Caused: java.lang.IllegalArgumentException: javax.enterprise.deploy.spi.exceptions.TargetException: Error getting required modules
   at org.netbeans.modules.j2ee.deployment.impl.TargetServer.getAvailableTMIDsMap(TargetServer.java:416)
   at org.netbeans.modules.j2ee.deployment.impl.TargetServer.getDeploymentDirectoryModules(TargetServer.java:901)
   at org.netbeans.modules.j2ee.deployment.impl.TargetServer.notifyArtifactsUpdated(TargetServer.java:800)
   at org.netbeans.modules.j2ee.deployment.impl.DeployOnSaveManager$DeployTask.notifyServer(DeployOnSaveManager.java:439)
   at org.netbeans.modules.j2ee.deployment.impl.DeployOnSaveManager$DeployTask.run(DeployOnSaveManager.java:358)
   at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
   at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
   at java.util.concurrent.FutureTask.run(FutureTask.java:138)
   at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
   at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
   at java.lang.Thread.run(Thread.java:662)