eclipse启动报错

启动eclipse时，出现如上错误，该如何解决！
根据提示，查看报错中的log文件，定位错误！

!ENTRY org.eclipse.osgi 4 0 2018-07-04 14:02:30.719!MESSAGE Application error!STACK 1java.lang.Asserti : assertion failed    at scala.Predef$.assert(Predef.scala:204)    at scala.tools.scalap.Classfile.<init>(Classfile.scala:17)    at org.scalaide.core.internal.jdt.model.ScalaClassFileDescriber$.isScala(ScalaClassFileDescriber.scala:16)    at org.scalaide.core.internal.jdt.model.ScalaClassFileDescriber.describe(ScalaClassFileDescriber.scala:38)    at org.eclipse.core.internal.content.ContentTypeCatalog.describe(ContentTypeCatalog.java:229)    at org.eclipse.core.internal.content.ContentTypeCatalog.collectMatchingByContents(ContentTypeCatalog.java:201)    at org.eclipse.core.internal.content.ContentTypeCatalog.internalFindContentTypesFor(ContentTypeCatalog.java:412)    at org.eclipse.core.internal.content.ContentTypeCatalog.internalFindContentTypesFor(ContentTypeCatalog.java:461)    at org.eclipse.core.internal.content.ContentTypeCatalog.findContentTypesFor(ContentTypeCatalog.java:309)    at org.eclipse.core.internal.content.ContentTypeMatcher.findContentTypeFor(ContentTypeMatcher.java:39)    at org.eclipse.wst.sse.core.internal.modelhandler.ModelHandlerRegistry.getHandlerFor(ModelHandlerRegistry.java:230)    at org.eclipse.wst.sse.core.internal.model.ModelManagerImpl.calculateType(ModelManagerImpl.java:735)    at org.eclipse.wst.sse.core.internal.model.ModelManagerImpl.getModelForEdit(ModelManagerImpl.java:1412)    at org.eclipse.wst.sse.ui.internal.StorageModelProvider.loadModel(StorageModelProvider.java:733)    at org.eclipse.wst.sse.ui.internal.StorageModelProvider.loadModel(StorageModelProvider.java:705)    at org.eclipse.wst.sse.ui.internal.StorageModelProvider.selfCreateModel(StorageModelProvider.java:761)    at org.eclipse.wst.sse.ui.internal.StorageModelProvider.createModelInfo(StorageModelProvider.java:478)    at org.eclipse.wst.sse.ui.internal.StorageModelProvider.createElementInfo(StorageModelProvider.java:469)    at org.eclipse.ui.texteditor.AbstractDocumentProvider.connect(AbstractDocumentProvider.java:400)    at org.eclipse.ui.texteditor.AbstractTextEditor.doSetInput(AbstractTextEditor.java:4233)    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.wst.sse.ui.StructuredTextEditor.doSetInput(StructuredTextEditor.java:1943)    at org.eclipse.ui.texteditor.AbstractTextEditor$19.run(AbstractTextEditor.java:3220)    at org.eclipse.ui.internal.WorkbenchWindow.run(WorkbenchWindow.java:2098)    at org.eclipse.ui.texteditor.AbstractTextEditor.internalInit(AbstractTextEditor.java:3238)    at org.eclipse.ui.texteditor.AbstractTextEditor.init(AbstractTextEditor.java:3265)    at org.eclipse.wst.sse.ui.StructuredTextEditor.init(StructuredTextEditor.java:2620)    at org.eclipse.ui.part.MultiPageEditorPart.addPage(MultiPageEditorPart.java:240)    at org.eclipse.ui.forms.editor.FormEditor.addPage(FormEditor.java:325)    at org.eclipse.ui.part.MultiPageEditorPart.addPage(MultiPageEditorPart.java:214)    at org.eclipse.ui.forms.editor.FormEditor.addPage(FormEditor.java:308)    at org.eclipse.m2e.editor.pom.MavenPomEditor.addSourcePage(MavenPomEditor.java:615)    at org.eclipse.m2e.editor.pom.MavenPomEditor.addPages(MavenPomEditor.java:353)    at org.eclipse.ui.forms.editor.FormEditor.createPages(FormEditor.java:138)    at org.eclipse.ui.part.MultiPageEditorPart.createPartControl(MultiPageEditorPart.java:363)    at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.createPartControl(CompatibilityPart.java:151)    at org.eclipse.ui.internal.e4.compatibility.CompatibilityEditor.createPartControl(CompatibilityEditor.java:99)    at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:341)    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.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:56)    at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:898)    at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:879)    at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:121)    at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:345)    at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:264)    at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162)    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.createFromBundle(ReflectionContributionFactory.java:104)    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.doCreate(ReflectionContributionFactory.java:73)    at org.eclipse.e4.ui.internal.workbench.ReflectionContributionFactory.create(ReflectionContributionFactory.java:55)    at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.createWidget(ContributedPartRenderer.java:129)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:971)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:640)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:746)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:717)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:711)    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:695)    at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.showTab(StackRenderer.java:1306)    at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer.postProcess(LazyStackRenderer.java:103)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:658)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:746)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:717)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:711)    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:695)    at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:654)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$1.run(PartRenderingEngine.java:525)    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:509)    at org.eclipse.e4.ui.workbench.renderers.swt.ElementReferenceRenderer.createWidget(ElementReferenceRenderer.java:69)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createWidget(PartRenderingEngine.java:971)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:640)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:746)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:717)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:711)    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:695)    at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71)    at org.eclipse.e4.ui.workbench.renderers.swt.SashRenderer.processContents(SashRenderer.java:151)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:654)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:746)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:717)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:711)    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:695)    at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71)    at org.eclipse.e4.ui.workbench.renderers.swt.SashRenderer.processContents(SashRenderer.java:151)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:654)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:746)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:717)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:711)    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:695)    at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71)    at org.eclipse.e4.ui.workbench.renderers.swt.SashRenderer.processContents(SashRenderer.java:151)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:654)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:746)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:717)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:711)    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:695)    at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71)    at org.eclipse.e4.ui.workbench.renderers.swt.PerspectiveRenderer.processContents(PerspectiveRenderer.java:49)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:654)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:746)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:717)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:711)    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:695)    at org.eclipse.e4.ui.workbench.renderers.swt.PerspectiveStackRenderer.showTab(PerspectiveStackRenderer.java:82)    at org.eclipse.e4.ui.workbench.renderers.swt.LazyStackRenderer.postProcess(LazyStackRenderer.java:103)    at org.eclipse.e4.ui.workbench.renderers.swt.PerspectiveStackRenderer.postProcess(PerspectiveStackRenderer.java:63)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:658)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:746)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:717)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:711)    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:695)    at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71)    at org.eclipse.e4.ui.workbench.renderers.swt.SashRenderer.processContents(SashRenderer.java:151)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:654)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:746)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:717)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:711)    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:695)    at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.processContents(SWTPartRenderer.java:71)    at org.eclipse.e4.ui.workbench.renderers.swt.WBWRenderer.processContents(WBWRenderer.java:614)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:654)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeCreateGui(PartRenderingEngine.java:746)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$0(PartRenderingEngine.java:717)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$2.run(PartRenderingEngine.java:711)    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.createGui(PartRenderingEngine.java:695)    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1061)    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.invoke work(Main.java:669)    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:608)    at org.eclipse.equinox.launcher.Main.run(Main.java:1515)!ENTRY org.eclipse.e4.ui.workbench 4 0 2018-07-04 14:02:30.743!MESSAGE !STACK 0java.lang.NullPointerException    at org.eclipse.jface.resource.JFaceResources.getResources(JFaceResources.java:209)    at org.eclipse.jface.resource.JFaceResources.getResources(JFaceResources.java:230)    at org.eclipse.ui.part.WorkbenchPart.dispose(WorkbenchPart.java:109)    at org.eclipse.ui.navigator.CommonNavigator.dispose(CommonNavigator.java:323)    at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.invalidate(CompatibilityPart.java:238)    at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.destroy(CompatibilityPart.java:394)    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.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:56)    at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:898)    at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:879)    at org.eclipse.e4.core.internal.di.InjectorImpl.disposed(InjectorImpl.java:398)    at org.eclipse.e4.core.internal.di.Requestor.disposed(Requestor.java:148)    at org.eclipse.e4.core.internal.contexts.Context Supplier$ContextInjectionListener.update(Context Supplier.java:78)    at org.eclipse.e4.core.internal.contexts.TrackableComputationExt.update(TrackableComputationExt.java:111)    at org.eclipse.e4.core.internal.contexts.TrackableComputationExt.handleInvalid(TrackableComputationExt.java:74)    at org.eclipse.e4.core.internal.contexts.EclipseContext.dispose(EclipseContext.java:174)    at org.eclipse.e4.core.internal.contexts.EclipseContext.dispose(EclipseContext.java:159)    at org.eclipse.e4.core.internal.contexts.EclipseContext.dispose(EclipseContext.java:159)    at org.eclipse.e4.core.internal.contexts.EclipseContext.dispose(EclipseContext.java:159)    at org.eclipse.e4.core.internal.contexts.EclipseContext.dispose(EclipseContext.java:159)    at org.eclipse.e4.core.internal.contexts.osgi.EclipseContextOSGi.dispose(EclipseContextOSGi.java:106)    at org.eclipse.e4.core.internal.contexts.osgi.EclipseContextOSGi.bundleChanged(EclipseContextOSGi.java:139)    at org.eclipse.osgi.internal. work.BundleContextImpl.dispatchEvent(BundleContextImpl.java:902)    at org.eclipse.osgi. work.eventmgr.EventManager.dispatchEvent(EventManager.java:230)    at org.eclipse.osgi. work.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)    at org.eclipse.osgi.internal. work.EquinoxEventPublisher.publishBundleEventPrivileged(EquinoxEventPublisher.java:165)    at org.eclipse.osgi.internal. work.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:75)    at org.eclipse.osgi.internal. work.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:67)    at org.eclipse.osgi.internal. work.EquinoxContainerAdaptor.publishModuleEvent(EquinoxContainerAdaptor.java:102)    at org.eclipse.osgi.container.Module.publishEvent(Module.java:466)    at org.eclipse.osgi.container.Module.doStop(Module.java:624)    at org.eclipse.osgi.container.Module.stop(Module.java:488)    at org.eclipse.osgi.container.SystemModule.stop(SystemModule.java:186)    at org.eclipse.osgi.internal. work.EquinoxBundle$SystemBundle$EquinoxSystemModule$1.run(EquinoxBundle.java:159)    at java.lang.Thread.run(Thread.java:745)

解决方案：
删除文件 [workspace]/. data/.plugins/org.eclipse.e4.workbench/workbench.xmi