java.lang.NullPointerException
   at org.netbeans.modules.j2ee.sun.share.management.ServerMEJB.getUT(ServerMEJB.java:154)
   at org.netbeans.modules.j2ee.sun.share.management.ServerMEJB.invoke(ServerMEJB.java:115)
   at org.netbeans.modules.j2ee.sun.api.restricted.ResourceUtils.isResourceUpdated(ResourceUtils.java:257)
   at org.netbeans.modules.j2ee.sun.api.restricted.ResourceUtils.register(ResourceUtils.java:165)
   at org.netbeans.modules.j2ee.sun.ide.j2ee.Utils.registerIndvResources(Utils.java:245)
   at org.netbeans.modules.j2ee.sun.ide.j2ee.Utils.registerSunResources(Utils.java:224)
   at org.netbeans.modules.j2ee.sun.ide.j2ee.Utils.registerResources(Utils.java:197)
   at org.netbeans.modules.j2ee.sun.ide.dm.SunDatasourceManager.deployDatasources(SunDatasourceManager.java:91)
   at org.netbeans.modules.j2ee.deployment.impl.ServerInstance.deployDatasources(ServerInstance.java:717)
   at org.netbeans.modules.j2ee.deployment.impl.DeploymentHelper.deployDatasources(DeploymentHelper.java:111)
   at org.netbeans.modules.j2ee.deployment.devmodules.api.Deployment.deploy(Deployment.java:169)
   at org.netbeans.modules.j2ee.ant.Deploy.execute(Deploy.java:106)
   at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
   at sun.reflect.GeneratedMethodAccessor414.invoke(GeneratedMethodAccessor414.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:281)
   at org.apache.tools.ant.module.run.TargetExecutor.run(TargetExecutor.java:539)
   at org.netbeans.core.execution.RunClassThread.run(RunClassThread.java:154)