Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via SpringSource Issue Tracker by David Syer, 1 year ago
This exception has no message.
via SpringSource Issue Tracker by David Syer, 2 years ago
This exception has no message.
java.lang.NullPointerException: 	at org.eclipse.wst.sse.ui.internal.contentoutline.ConfigurableContentOutlinePage.dispose(ConfigurableContentOutlinePage.java:401)	at com.springsource.sts.config.ui.editors.SpringConfigContentOutline.releasePages(SpringConfigContentOutline.java:84)	at com.springsource.sts.config.ui.editors.SpringConfigContentOutline.dispose(SpringConfigContentOutline.java:58)	at org.eclipse.ui.views.contentoutline.ContentOutline.doDestroyPage(ContentOutline.java:149)	at org.eclipse.ui.part.PageBookView.removePage(PageBookView.java:857)	at org.eclipse.ui.part.PageBookView.partClosed(PageBookView.java:784)	at org.eclipse.ui.part.PageBookView$4.partClosed(PageBookView.java:1018)	at org.eclipse.ui.internal.PartListenerList2$3.run(PartListenerList2.java:100)	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)	at org.eclipse.core.runtime.Platform.run(Platform.java:888)	at org.eclipse.ui.internal.PartListenerList2.fireEvent(PartListenerList2.java:55)	at org.eclipse.ui.internal.PartListenerList2.firePartClosed(PartListenerList2.java:98)	at org.eclipse.ui.internal.PartService.firePartClosed(PartService.java:227)	at org.eclipse.ui.internal.WorkbenchPagePartList.firePartClosed(WorkbenchPagePartList.java:39)	at org.eclipse.ui.internal.PartList.partClosed(PartList.java:274)	at org.eclipse.ui.internal.PartList.removePart(PartList.java:186)	at org.eclipse.ui.internal.WorkbenchPage.disposePart(WorkbenchPage.java:1720)	at org.eclipse.ui.internal.WorkbenchPage.handleDeferredEvents(WorkbenchPage.java:1426)	at org.eclipse.ui.internal.WorkbenchPage.deferUpdates(WorkbenchPage.java:1410)	at org.eclipse.ui.internal.WorkbenchPage.closeEditors(WorkbenchPage.java:1384)	at org.eclipse.mylyn.internal.context.ui.ContextEditorManager.closeAllEditors(ContextEditorManager.java:396)	at org.eclipse.mylyn.internal.context.ui.ContextEditorManager.closeEditorsAndSaveMemento(ContextEditorManager.java:270)	at org.eclipse.mylyn.internal.context.ui.ContextEditorManager.contextChanged(ContextEditorManager.java:99)	at org.eclipse.mylyn.internal.context.core.InteractionContextManager$4.run(InteractionContextManager.java:444)	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)	at org.eclipse.mylyn.internal.context.core.InteractionContextManager.deactivateContext(InteractionContextManager.java:434)	at org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin$1.taskDeactivated(TasksUiPlugin.java:262)	at org.eclipse.mylyn.internal.tasks.core.TaskActivityManager.deactivateTask(TaskActivityManager.java:462)	at org.eclipse.mylyn.internal.tasks.ui.actions.ToggleTaskActivationAction.run(ToggleTaskActivationAction.java:66)	at org.eclipse.mylyn.tasks.ui.editors.TaskEditor$14.run(TaskEditor.java:957)	at org.eclipse.jface.action.Action.runWithEvent(Action.java:498)	at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:584)	at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:501)	at org.eclipse.jface.action.ActionContributionItem$6.handleEvent(ActionContributionItem.java:452)	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1258)	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3540)	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3161)	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2640)	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2604)	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2438)	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:671)	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:664)	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115)	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:369)	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:619)	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574)	at org.eclipse.equinox.launcher.Main.run(Main.java:1407)	at org.eclipse.equinox.launcher.Main.main(Main.java:1383)