最近，新裝過系統，發現使用Eclipse時，經常會報"Unhandled event loop exception No more handles "的錯誤（如下圖），嘗試過下載新版本的Eclipse，這個情況還是會發生，不勝其煩！
關於這個錯誤更詳細一些的信息是：
org.eclipse.swt.SWTError: No more handles
at org.eclipse.swt.SWT.error(SWT.java:4467)
at org.eclipse.swt.SWT.error(SWT.java:4356)
at org.eclipse.swt.SWT.error(SWT.java:4327)
at org.eclipse.swt.widgets.Widget.error(Widget.java:476)
at org.eclipse.swt.widgets.Control.createHandle(Control.java:703)
at org.eclipse.swt.widgets.Label.createHandle(Label.java:199)
at org.eclipse.swt.widgets.Control.createWidget(Control.java:743)
at org.eclipse.swt.widgets.Control.<init>(Control.java:111)
at org.eclipse.swt.widgets.Label.<init>(Label.java:101)
at org.eclipse.ui.texteditor.StatusLineContributionItem.fill(StatusLineContributionItem.java:182)
at org.eclipse.jface.action.SubContributionItem.fill(SubContributionItem.java:61)
at org.eclipse.jface.action.StatusLineManager.update(StatusLineManager.java:345)
at org.eclipse.ui.internal.WorkbenchPage.updateActivations(WorkbenchPage.java:309)
at org.eclipse.ui.internal.WorkbenchPage.access$17(WorkbenchPage.java:287)
at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:209)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$3.run(PartServiceImpl.java:236)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:233)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:684)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:615)
at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:106)
at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer$1.handleEvent(ContributedPartRenderer.java:61)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4353)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1061)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1085)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1070)
at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1453)
at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2334)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4654)
at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:339)
at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1626)
at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2075)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:339)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2544)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:79)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4705)
at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:339)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5036)
at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method)
at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:3141)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3756)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1151)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1032)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:148)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:636)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:579)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:135)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
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:648)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603)
at org.eclipse.equinox.launcher.Main.run(Main.java:1465)
at org.eclipse.equinox.launcher.Main.main(Main.java:1438)
Session Data:
eclipse.buildId=4.4.1.M20140925-0400
java.version=1.7.0_71
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=zh_CN
Framework arguments: -product org.eclipse.epp.package.jee.product
遇到這個問題，本人也在網上搜了好多解決方案，比如：更換IDE的編輯器，殺掉某些運行着的服務，刪除 eclipse/workspace/.metadata/.plugins/org.eclipse.ui.workbench下的某些元素節點，但都無濟於事。
一天，無意間關了百度殺毒軟件，這個問題解決了。好神奇！！