如题，1.10没事，1.20出这错误
同问啊，求官方解释啊！！！
同问，一样的出现了这个问题
请再error log视图中双击这条错误日志，把详细日志发上来
java.lang.UnsupportedClassVersionError: com/boothen/jsonedit/outline/JsonContentOutlinePage
at com.boothen.jsonedit.core.editors.JsonTextEditor.getAdapter(JsonTextEditor.java:160)
at org.eclipse.ui.internal.util.Util.getAdapter(Util.java:110)
at org.eclipse.ui.part.MultiPageEditorPart.getAdapter(MultiPageEditorPart.java:1178)
at org.eclipse.ui.internal.views.ViewsPlugin.getAdapter(ViewsPlugin.java:103)
at org.eclipse.ui.views.contentoutline.ContentOutline.doCreatePage(ContentOutline.java:131)
at org.eclipse.ui.part.PageBookView.createPage(PageBookView.java:412)
at org.eclipse.ui.part.PageBookView.partActivated(PageBookView.java:753)
at org.eclipse.ui.part.PageBookView$4.partActivated(PageBookView.java:1055)
at org.eclipse.ui.internal.WorkbenchPage$15.run(WorkbenchPage.java:4794)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.ui.internal.WorkbenchPage.firePartActivated(WorkbenchPage.java:4792)
at org.eclipse.ui.internal.WorkbenchPage.access$16(WorkbenchPage.java:4772)
at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:194)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$2.run(PartServiceImpl.java:192)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:190)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:609)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:553)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:542)
at org.eclipse.ui.internal.WorkbenchPage.busyOpenEditor(WorkbenchPage.java:3120)
at org.eclipse.ui.internal.WorkbenchPage.access$21(WorkbenchPage.java:3034)
at org.eclipse.ui.internal.WorkbenchPage$8.run(WorkbenchPage.java:3016)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:3012)
at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2976)
at org.eclipse.ui.internal.WorkbenchPage.openEditor(WorkbenchPage.java:2967)
at org.eclipse.ui.ide.IDE.openEditor(IDE.java:534)
at org.eclipse.ui.ide.IDE.openEditor(IDE.java:493)
at org.ccdt.dltk.internal.ui.editor.EditorUtility.openInEditor(EditorUtility.java:399)
at org.ccdt.dltk.internal.ui.editor.EditorUtility.openInEditor(EditorUtility.java:157)
at org.ccdt.dltk.internal.ui.actions.OpenActionUtil.open(OpenActionUtil.java:45)
at org.ccdt.dltk.ui.actions.OpenAction.run(OpenAction.java:267)
at org.ccdt.dltk.ui.actions.OpenAction.run(OpenAction.java:248)
at org.ccdt.dltk.ui.actions.SelectionDispatchAction.dispatchRun(SelectionDispatchAction.java:259)
at org.ccdt.dltk.ui.actions.SelectionDispatchAction.run(SelectionDispatchAction.java:235)
at org.ccdt.dltk.internal.ui.scriptview.ScriptExplorerActionGroup.handleOpen(ScriptExplorerActionGroup.java:304)
at org.ccdt.dltk.internal.ui.scriptview.ScriptExplorerPart$4.open(ScriptExplorerPart.java:678)
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.Widget.sendEvent(Widget.java:1057)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4170)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3759)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1113)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:997)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:140)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:611)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:567)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
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:354)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:181)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:636)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:591)
at org.eclipse.equinox.launcher.Main.run(Main.java:1450)
at org.eclipse.equinox.launcher.Main.main(Main.java:1426)