myeclipse突然打不开了

紧急求助 myeclipse突然打不开了
打开myeclipse提示  an error has occurred  see the log file  
然后我打开日志文件
!ENTRY org.eclipse.osgi 4 0 2014-04-10 10:47:58.134
!MESSAGE Application error
!STACK 1
org.eclipse.swt.SWTError: No more handles
at org.eclipse.swt.SWT.error(SWT.java:4308)
at org.eclipse.swt.SWT.error(SWT.java:4197)
at org.eclipse.swt.SWT.error(SWT.java:4168)
at org.eclipse.swt.widgets.Control.internal_new_GC(Control.java:1699)
at org.eclipse.swt.graphics.GC.<init>(GC.java:166)
at org.eclipse.swt.graphics.GC.<init>(GC.java:132)
at org.eclipse.swt.custom.CTabFolder.updateItems(CTabFolder.java:3286)
at org.eclipse.swt.custom.CTabFolder.showItem(CTabFolder.java:3217)
at org.eclipse.swt.custom.CTabFolder.setSelection(CTabFolder.java:2737)
at org.eclipse.ui.internal.presentations.PaneFolder.setSelection(PaneFolder.java:732)
at org.eclipse.ui.internal.presentations.defaultpresentation.DefaultTabFolder.setSelection(DefaultTabFolder.java:256)
at org.eclipse.ui.internal.presentations.util.PresentablePartFolder.select(PresentablePartFolder.java:282)
at org.eclipse.ui.internal.presentations.util.LeftToRightTabOrder.select(LeftToRightTabOrder.java:65)
at org.eclipse.ui.internal.presentations.util.TabbedStackPresentation.selectPart(TabbedStackPresentation.java:473)
at org.eclipse.ui.internal.PartStack.refreshPresentationSelection(PartStack.java:1245)
at org.eclipse.ui.internal.PartStack.handleDeferredEvents(PartStack.java:1213)
at org.eclipse.ui.internal.LayoutPart.deferUpdates(LayoutPart.java:400)
at org.eclipse.ui.internal.PartSashContainer.handleDeferredEvents(PartSashContainer.java:1409)
at org.eclipse.ui.internal.LayoutPart.deferUpdates(LayoutPart.java:400)
at org.eclipse.ui.internal.WorkbenchPage.handleDeferredEvents(WorkbenchPage.java:1495)
at org.eclipse.ui.internal.WorkbenchPage.deferUpdates(WorkbenchPage.java:1485)
at org.eclipse.ui.internal.WorkbenchPage.access$14(WorkbenchPage.java:1476)
at org.eclipse.ui.internal.WorkbenchPage$16.runWithException(WorkbenchPage.java:3386)
at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4140)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3757)
at org.eclipse.ui.application.WorkbenchAdvisor.openWindows(WorkbenchAdvisor.java:803)
at org.eclipse.ui.internal.Workbench$33.runWithException(Workbench.java:1600)
at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4140)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3757)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2609)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:123)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:344)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)
at org.eclipse.equinox.launcher.Main.run(Main.java:1410)

!ENTRY org.eclipse.core.jobs 2 2 2014-04-10 10:47:58.696
!MESSAGE Job found still running after platform shutdown.  Jobs should be canceled by the plugin that scheduled them during shutdown: com.genuitec.pulse2.client.targetcfg.ui.jobs.InitializeTargetCfgJob

!ENTRY org.eclipse.core.jobs 2 2 2014-04-10 10:47:58.696
!MESSAGE Job found still running after platform shutdown.  Jobs should be canceled by the plugin that scheduled them during shutdown: org.eclipse.ui.internal.ide.IDEWorkbenchActivityHelper$4

------解决方案--------------------
找到目录 eclipse\workspace\.metadata\.plugins\org.eclipse.ui.workbench 下面的 workbench.xml文件,删除在XML节点