Do you get any errors or warnings in the console?

hello sonar system

Now i open the project in eclipse but the cpp and  .h file not open

When i open the c++ and .h file then error occure like “Editor could not be initialized.” and pop up show msg like this “An internal error occurred during: "Compute launch button tooltip".
java.lang.NullPointerException”

In detail error:

ava.lang.NullPointerException
    at org.eclipse.cdt.internal.core.settings.model.CConfigurationDescriptionCache.loadData(CConfigurationDescriptionCache.java:135)
    at org.eclipse.cdt.internal.core.settings.model.CProjectDescription.loadDatas(CProjectDescription.java:194)
    at org.eclipse.cdt.internal.core.settings.model.xml.XmlProjectDescriptionStorage.loadProjectDescription(XmlProjectDescriptionStorage.java:493)
    at org.eclipse.cdt.internal.core.settings.model.xml.XmlProjectDescriptionStorage.getProjectDescription(XmlProjectDescriptionStorage.java:235)
    at org.eclipse.cdt.internal.core.settings.model.CProjectDescriptionManager.getProjectDescriptionInternal(CProjectDescriptionManager.java:437)
    at org.eclipse.cdt.internal.core.settings.model.CProjectDescriptionManager.getProjectDescription(CProjectDescriptionManager.java:419)
    at org.eclipse.cdt.internal.core.settings.model.CProjectDescriptionManager.getProjectDescription(CProjectDescriptionManager.java:413)
    at org.eclipse.cdt.internal.core.settings.model.CProjectDescriptionManager.getProjectDescription(CProjectDescriptionManager.java:406)
    at org.eclipse.cdt.internal.core.model.CProject.computeSourceRoots(CProject.java:624)
    at org.eclipse.cdt.internal.core.model.CProject.computeChildren(CProject.java:645)
    at org.eclipse.cdt.internal.core.model.CProject.buildStructure(CProject.java:609)
    at org.eclipse.cdt.internal.core.model.Openable.generateInfos(Openable.java:273)
    at org.eclipse.cdt.internal.core.model.CElement.openWhenClosed(CElement.java:430)
    at org.eclipse.cdt.internal.core.model.CElement.getElementInfo(CElement.java:308)
    at org.eclipse.cdt.internal.core.model.CElement.getElementInfo(CElement.java:298)
    at org.eclipse.cdt.internal.core.model.Parent.getChildren(Parent.java:55)
    at org.eclipse.cdt.internal.core.model.CProject.getSourceRoots(CProject.java:498)
    at org.eclipse.cdt.internal.core.model.CModelManager.create(CModelManager.java:334)
    at org.eclipse.cdt.core.model.CoreModel.create(CoreModel.java:125)
    at org.eclipse.cdt.internal.ui.editor.CDocumentProvider.createTranslationUnit(CDocumentProvider.java:733)
    at org.eclipse.cdt.internal.ui.editor.CDocumentProvider.createFileInfo(CDocumentProvider.java:765)
    at org.eclipse.ui.editors.text.TextFileDocumentProvider.connect(TextFileDocumentProvider.java:478)
    at org.eclipse.cdt.internal.ui.editor.CDocumentProvider.connect(CDocumentProvider.java:718)
    at org.eclipse.ui.texteditor.AbstractTextEditor.doSetInput(AbstractTextEditor.java:4222)
    at org.eclipse.ui.texteditor.StatusTextEditor.doSetInput(StatusTextEditor.java:237)
    at org.eclipse.ui.texteditor.AbstractDecoratedTextEditor.doSetInput(AbstractDecoratedTextEditor.java:1480)
    at org.eclipse.ui.editors.text.TextEditor.doSetInput(TextEditor.java:169)
    at org.eclipse.cdt.internal.ui.editor.CEditor.internalDoSetInput(CEditor.java:1508)
    at org.eclipse.cdt.internal.ui.editor.CEditor.doSetInput(CEditor.java:1471)
    at org.eclipse.ui.texteditor.AbstractTextEditor$19.run(AbstractTextEditor.java:3209)
    at org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext.java:464)
    at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:372)
    at org.eclipse.ui.internal.WorkbenchWindow$13.run(WorkbenchWindow.java:1679)
    at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
    at org.eclipse.ui.internal.WorkbenchWindow.run(WorkbenchWindow.java:1676)
    at org.eclipse.ui.texteditor.AbstractTextEditor.internalInit(AbstractTextEditor.java:3227)
    at org.eclipse.ui.texteditor.AbstractTextEditor.init(AbstractTextEditor.java:3254)
    at org.eclipse.ui.internal.EditorReference.initialize(EditorReference.java:360)
    at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:301)
    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.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:56)
    at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:861)
    at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:841)
    at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:113)
    at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:321)
    at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:242)
    at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:161)
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:102)
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:71)
    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:53)
    at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:141)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:894)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:629)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:731)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$2(PartRenderingEngine.java:702)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$7.run(PartRenderingEngine.java:696)
    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:681)
    at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1115)
    at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer$1.handleEvent(LazyStackRenderer.java:67)
    at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:41)
    at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:180)
    at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:150)
    at org.eclipse.swt.widgets.Display.syncExec(Display.java:4607)
    at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:187)
    at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:38)
    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:80)
    at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:58)
    at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374)
    at org.eclipse.e4.ui.model.application.ui.impl.ElementContainerImpl.setSelectedElement(ElementContainerImpl.java:171)
    at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.showElementInWindow(ModelServiceImpl.java:422)
    at org.eclipse.e4.ui.internal.workbench.ModelServiceImpl.bringToTop(ModelServiceImpl.java:389)
    at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.delegateBringToTop(PartServiceImpl.java:606)
    at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.bringToTop(PartServiceImpl.java:332)
    at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.showPart(PartServiceImpl.java:1029)
    at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3047)
    at org.eclipse.ui.internal.WorkbenchPage.access$22(WorkbenchPage.java:2969)
    at org.eclipse.ui.internal.WorkbenchPage$8.run(WorkbenchPage.java:2951)
    at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
    at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2947)
    at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2911)
    at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2902)
    at org.eclipse.ui.ide.IDE.openEditor(IDE.java:655)
    at org.eclipse.ui.ide.IDE.openEditor(IDE.java:614)
    at org.eclipse.jdt.internal.ui.javaeditor.EditorUtility.openInEditor(EditorUtility.java:360)
    at org.eclipse.jdt.internal.ui.javaeditor.EditorUtility.openInEditor(EditorUtility.java:167)
    at org.eclipse.jdt.ui.actions.OpenAction.run(OpenAction.java:249)
    at org.eclipse.jdt.ui.actions.OpenAction.run(OpenAction.java:228)
    at org.eclipse.jdt.ui.actions.SelectionDispatchAction.dispatchRun(SelectionDispatchAction.java:275)
    at org.eclipse.jdt.ui.actions.SelectionDispatchAction.run(SelectionDispatchAction.java:251)
    at org.eclipse.jdt.internal.ui.packageview.PackageExplorerActionGroup.handleOpen(PackageExplorerActionGroup.java:376)
    at org.eclipse.jdt.internal.ui.packageview.PackageExplorerPart$4.open(PackageExplorerPart.java:538)
    at org.eclipse.ui.OpenAndLinkWithEditorHelper$InternalListener.open(OpenAndLinkWithEditorHelper.java:48)
    at org.eclipse.jface.viewers.StructuredViewer$2.run(StructuredViewer.java:866)
    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
    at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:49)
    at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
    at org.eclipse.jface.viewers.StructuredViewer.fireOpen(StructuredViewer.java:864)
    at org.eclipse.jface.viewers.StructuredViewer.handleOpen(StructuredViewer.java:1152)
    at org.eclipse.jface.viewers.StructuredViewer$6.handleOpen(StructuredViewer.java:1256)
    at org.eclipse.jface.util.OpenStrategy.fireOpenEvent(OpenStrategy.java:275)
    at org.eclipse.jface.util.OpenStrategy.access$2(OpenStrategy.java:269)
    at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:309)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4136)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1458)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1481)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1466)
    at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1271)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3982)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3621)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1053)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:942)
    at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:86)
    at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:588)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:543)
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
    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:353)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
    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:629)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1438)

only c++ and .h file not open .Java and xml file open.I saw many solution on google but till this issue not solve plese help me

What version of Cocos2d-x are you using?

         3.7.1