拿wsdl用eclipse建客户端报错，求助!

大家看看怎么回事，郁闷死了IWAB0014E Unexpected exception occurred.
  
      java.lang.NullPointerException
      at org.eclipse.jst.ws.internal.axis.consumption.ui.task.Stub2BeanCommand.execute(Stub2BeanCommand.java:121)
      at org.eclipse.jst.ws.internal.axis.consumption.ui.task.ClientCodeGenOperation$ClientWSModifyOperation.execute(ClientCodeGenOperation.java:110)
      at org.eclipse.jst.ws.internal.axis.consumption.ui.task.ClientCodeGenOperation.execute(ClientCodeGenOperation.java:61)
      at org.eclipse.wst.command.internal.env.core.fragment.CommandFragmentEngine.runCommand(CommandFragmentEngine.java:419)
      at org.eclipse.wst.command.internal.env.core.fragment.CommandFragmentEngine.visitTop(CommandFragmentEngine.java:359)
      at org.eclipse.wst.command.internal.env.core.fragment.CommandFragmentEngine.moveForwardToNextStop(CommandFragmentEngine.java:254)
      at org.eclipse.wst.command.internal.env.ui.widgets.SimpleCommandEngineManager$6.run(SimpleCommandEngineManager.java:294)
      at org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext.java:369)
      at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:313)
      at org.eclipse.jface.wizard.WizardDialog.run(WizardDialog.java:934)
      at org.eclipse.wst.command.internal.env.ui.widgets.SimpleCommandEngineManager.runForwardToNextStop(SimpleCommandEngineManager.java:264)
      at org.eclipse.wst.command.internal.env.ui.widgets.WizardPageManager.runForwardToNextStop(WizardPageManager.java:91)
      at org.eclipse.wst.command.internal.env.ui.widgets.WizardPageManager.performFinish(WizardPageManager.java:262)
      at org.eclipse.wst.command.internal.env.ui.widgets.DynamicWizard.performFinish(DynamicWizard.java:380)
      at org.eclipse.jface.wizard.WizardDialog.finishPressed(WizardDialog.java:742)
      at org.eclipse.jface.wizard.WizardDialog.buttonPressed(WizardDialog.java:373)
      at org.eclipse.jface.dialogs.Dialog$2.widgetSelected(Dialog.java:616)
      at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:227)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:938)
      at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3682)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3293)
      at org.eclipse.jface.window.Window.runEventLoop(Window.java:820)
      at org.eclipse.jface.window.Window.open(Window.java:796)
      at org.eclipse.wst.command.internal.env.ui.widgets.popup.DynamicPopupWizard.run(DynamicPopupWizard.java:130)
      at org.eclipse.ui.internal.PluginAction.runWithEvent(PluginAction.java:256)
      at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:546)
      at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:490)
      at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:402)
      at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
      at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:938)
      at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3682)
      at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3293)
      at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2389)
      at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2353)
      at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2219)
      at org.eclipse.ui.internal.Workbench$4.run(Workbench.java:466)
      at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:289)
      at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:461)
      at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
      at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:106)
      at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:169)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:106)
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:76)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:363)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:176)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
      at java.lang.reflect.Method.invoke(Unknown Source)
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:508)
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:447)
      at org.eclipse.equinox.launcher.Main.run(Main.java:1173)
      at org.eclipse.equinox.launcher.Main.main(Main.java:1148)