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A related error report was submitted from the same user at the same time. General Information: anonymous-id: 8a02a811-1e55-4f7c-b66c-f4f90c87f0c8 eclipse-build-id: 4.5.0.I20140918-0330 eclipse-product: org.eclipse.epp.package.modeling.product operating system: MacOSX 10.9.5 (x86_64) - cocoa java-runtime-version: 1.7.0_45-b18 The following plug-ins were present on the execution stack (*): 1. org.eclipse.core.databinding.observable_1.4.1.v20140910-2107 2. org.eclipse.core.databinding_1.4.100.v20140910-2107 3. org.eclipse.core.expressions_3.4.600.v20140128-0851 4. org.eclipse.core.runtime_3.10.0.v20140724-1132 5. org.eclipse.e4.ui.services_1.1.0.v20140815-1559 6. org.eclipse.e4.ui.workbench_1.2.0.v20140905-1352 7. org.eclipse.e4.ui.workbench.renderers.swt_0.12.100.v20140915-0623 8. org.eclipse.e4.ui.workbench.swt_0.12.100.v20140908-1525 9. org.eclipse.emf.common_2.11.0.v20140916-0346 10. org.eclipse.emf_2.6.0.v20140929-0830 11. org.eclipse.equinox.app_1.3.200.v20130910-1609 12. org.eclipse.equinox.event_1.3.100.v20140115-1647 13. org.eclipse.equinox.launcher_1.3.0.v20140415-2008 14. org.eclipse.osgi_3.10.100.v20140909-1314 15. org.eclipse.swt_3.104.0.v20140916-1012 16. org.eclipse.ui_3.107.0.v20140911-1616 17. org.eclipse.ui.ide.application_1.0.600.v20140909-1818 18. org.eclipse.ui.ide_3.10.100.v20140905-0917 Error Status: code: 2 plugin: org.eclipse.ui.workbench_3.107.0.v20140917-1423 message: Problems occurred when invoking code from plug-in: "org.eclipse.ui.workbench". fingerprint: 0292a65e exception class: java.lang.NullPointerException exception message: - number of children: 0 java.lang.NullPointerException: null at org.eclipse.ui.internal.ide.handlers.EditorInputPropertyTester.test(EditorInputPropertyTester.java:45) at org.eclipse.core.internal.expressions.Property.test(Property.java:58) at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99) at org.eclipse.core.internal.expressions.CompositeExpression.evaluateAnd(CompositeExpression.java:53) at org.eclipse.core.internal.expressions.WithExpression.evaluate(WithExpression.java:72) at org.eclipse.core.internal.expressions.CompositeExpression.evaluateOr(CompositeExpression.java:68) at org.eclipse.core.internal.expressions.OrExpression.evaluate(OrExpression.java:21) at org.eclipse.core.internal.expressions.ReferenceExpression.evaluate(ReferenceExpression.java:70) at org.eclipse.ui.internal.services.EvaluationReference.evaluate(EvaluationReference.java:98) at org.eclipse.ui.internal.services.EvaluationReference.evaluate(EvaluationReference.java:137) at org.eclipse.ui.internal.services.EvaluationService.requestEvaluation(EvaluationService.java:356) at org.eclipse.ui.internal.handlers.DirtyStateTracker.update(DirtyStateTracker.java:46) at org.eclipse.ui.internal.handlers.DirtyStateTracker.partClosed(DirtyStateTracker.java:92) at org.eclipse.ui.internal.PartService$3.run(PartService.java:110) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.PartService.partClosed(PartService.java:107) at org.eclipse.ui.internal.WorkbenchPage$22.run(WorkbenchPage.java:4983) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.WorkbenchPage.firePartClosed(WorkbenchPage.java:4980) at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart$1.handleEvent(CompatibilityPart.java:101) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:187) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:156) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4723) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:217) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:85) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:59) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl.setWidget(UIElementImpl.java:261) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.unbindWidget(SWTPartRenderer.java:150) at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.disposeWidget(SWTPartRenderer.java:173) at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.disposeWidget(ContributedPartRenderer.java:267) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeRemoveGui(PartRenderingEngine.java:933) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$3(PartRenderingEngine.java:862) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$8.run(PartRenderingEngine.java:857) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.removeGui(PartRenderingEngine.java:841) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$1.handleEvent(PartRenderingEngine.java:160) at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:187) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:156) at org.eclipse.swt.widgets.Display.syncExec(Display.java:4723) at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:217) at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36) at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:197) at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135) at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78) at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39) at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:85) at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:59) at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374) at org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl.setToBeRendered(UIElementImpl.java:303) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.hidePart(PartServiceImpl.java:1251) at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.hidePart(PartServiceImpl.java:1185) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.closePart(StackRenderer.java:1212) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.access$2(StackRenderer.java:1194) at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer$12.close(StackRenderer.java:1085) at org.eclipse.swt.custom.CTabFolder.onMouse(CTabFolder.java:1874) at org.eclipse.swt.custom.CTabFolder$1.handleEvent(CTabFolder.java:288) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4188) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1467) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1490) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1475) at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1279) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4031) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3658) at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1151) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337) 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:637) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:580) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:141) 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(NativeMethodAccessorImpl.java:-2) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) 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)
I've looked up the top-3 most similar bug groups and printed the closest bug of each group below. This report may or may not be duplicate of those (low or sim- ilar scores for all entries may indicate that this hasn't been reported yet): > 1. Bug 446158: Problems occurred when invoking code from plug-in: "org.eclipse.ui.workbench". (err_grp: 4a28cac0) – 131,9 > 2. Bug 446737: [platform] Conflicting handlers for org.eclipse.ui.navigate.backwardHistory: {ActionHand... (err_grp: bbae7a86) – 116,8 > 3. Bug 445474: Conflicting handlers for org.eclipse.ui.navigate.backwardHistory: {ActionHand... (err_grp: 711b4029) – 116,8 If this report actually is a duplicate of those, please mark it as such. This information helps me to improve the recommendations further for the next issue. Thank you for your assistance. Your friendly error-reports-inbox.
*** Bug 448195 has been marked as a duplicate of this bug. ***
*** Bug 448272 has been marked as a duplicate of this bug. ***
*** This bug has been marked as a duplicate of bug 447859 ***
