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 Martin Lippert, 1 year ago
This exception has no message.
via SpringSource Issue Tracker by Martin Lippert (c), 2 years ago
This exception has no message.
java.lang.NullPointerException: 	at org.springframework.ide.eclipse.beans.ui.properties.model.PropertiesProject.(PropertiesProject.java:40)	at org.springframework.ide.eclipse.beans.ui.properties.ProjectPropertyPage.createContents(ProjectPropertyPage.java:99)	at org.eclipse.jface.preference.PreferencePage.createControl(PreferencePage.java:241)	at org.eclipse.jface.preference.PreferenceDialog.createPageControl(PreferenceDialog.java:1450)	at org.eclipse.jface.preference.PreferenceDialog$13.run(PreferenceDialog.java:1217)	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)	at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:50)	at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:173)	at org.eclipse.jface.preference.PreferenceDialog.showPage(PreferenceDialog.java:1209)	at org.eclipse.ui.internal.dialogs.FilteredPreferenceDialog.showPage(FilteredPreferenceDialog.java:608)	at org.eclipse.jface.preference.PreferenceDialog$9$1.run(PreferenceDialog.java:675)	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)	at org.eclipse.jface.preference.PreferenceDialog$9.selectionChanged(PreferenceDialog.java:670)	at org.eclipse.jface.viewers.StructuredViewer$3.run(StructuredViewer.java:877)	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)	at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:50)	at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:173)	at org.eclipse.jface.viewers.StructuredViewer.firePostSelectionChanged(StructuredViewer.java:874)	at org.eclipse.jface.viewers.StructuredViewer.handlePostSelect(StructuredViewer.java:1243)	at org.eclipse.jface.viewers.StructuredViewer$5.widgetSelected(StructuredViewer.java:1269)	at org.eclipse.jface.util.OpenStrategy.firePostSelectionEvent(OpenStrategy.java:265)	at org.eclipse.jface.util.OpenStrategy.access$5(OpenStrategy.java:259)	at org.eclipse.jface.util.OpenStrategy$1$2.run(OpenStrategy.java:440)	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:4024)	at org.eclipse.swt.widgets.Display.observerProc(Display.java:3613)	at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method)	at org.eclipse.swt.widgets.Display.applicationNextEventMatchingMask(Display.java:5051)	at org.eclipse.swt.widgets.Display.applicationProc(Display.java:5432)	at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method)	at org.eclipse.swt.widgets.Widget.callSuper(Widget.java:227)	at org.eclipse.swt.widgets.Widget.mouseDownSuper(Widget.java:1121)	at org.eclipse.swt.widgets.Tree.mouseDownSuper(Tree.java:2064)	at org.eclipse.swt.widgets.Widget.mouseDown(Widget.java:1113)	at org.eclipse.swt.widgets.Control.mouseDown(Control.java:2569)	at org.eclipse.swt.widgets.Tree.mouseDown(Tree.java:2032)	at org.eclipse.swt.widgets.Display.windowProc(Display.java:5692)	at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method)	at org.eclipse.swt.widgets.Widget.callSuper(Widget.java:227)	at org.eclipse.swt.widgets.Widget.windowSendEvent(Widget.java:2130)	at org.eclipse.swt.widgets.Shell.windowSendEvent(Shell.java:2337)	at org.eclipse.swt.widgets.Display.windowProc(Display.java:5756)	at org.eclipse.swt.internal.cocoa.OS.objc_msgSendSuper(Native Method)	at org.eclipse.swt.widgets.Display.applicationSendEvent(Display.java:5193)	at org.eclipse.swt.widgets.Display.applicationProc(Display.java:5342)	at org.eclipse.swt.internal.cocoa.OS.objc_msgSend(Native Method)	at org.eclipse.swt.internal.cocoa.NSApplication.sendEvent(NSApplication.java:128)	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3695)	at org.eclipse.jface.window.Window.runEventLoop(Window.java:827)	at org.eclipse.jface.window.Window.open(Window.java:803)	at org.eclipse.ui.dialogs.PropertyDialogAction.run(PropertyDialogAction.java:157)	at org.eclipse.jface.action.Action.runWithEvent(Action.java:473)	at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:595)	at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:511)	at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:420)	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4230)	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1491)	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1514)	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1499)	at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1299)	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4072)	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3698)	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1127)	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1018)	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156)	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:654)	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:598)	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:139)	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(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:497)	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:669)	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:608)	at org.eclipse.equinox.launcher.Main.run(Main.java:1515)