Message: Failed to create outline control for class org.eclipse.jdt.internal.ui.javaeditor.JavaOutlinePage

Trace:
```
java.lang.NullPointerException: Cannot invoke "org.eclipse.jdt.core.IJavaElement.getElementType()" because "element" is null
at org.eclipse.jdt.internal.ui.javaeditor.JavaOutlinePage$ChildrenProvider.matches(JavaOutlinePage.java:265)
at org.eclipse.jdt.internal.ui.javaeditor.JavaOutlinePage$ChildrenProvider.filter(JavaOutlinePage.java:275)
at org.eclipse.jdt.internal.ui.javaeditor.JavaOutlinePage$ChildrenProvider.getChildren(JavaOutlinePage.java:300)
at org.eclipse.jface.viewers.AbstractTreeViewer.getRawChildren(AbstractTreeViewer.java:1475)
at org.eclipse.jface.viewers.TreeViewer.getRawChildren(TreeViewer.java:352)
at org.eclipse.jface.viewers.StructuredViewer.getFilteredChildren(StructuredViewer.java:849)
at org.eclipse.jdt.internal.ui.javaeditor.JavaOutlinePage$JavaOutlineViewer.isExpandable(JavaOutlinePage.java:428)
at org.eclipse.jface.viewers.AbstractTreeViewer.isExpandable(AbstractTreeViewer.java:2301)
at org.eclipse.jface.viewers.AbstractTreeViewer.updatePlus(AbstractTreeViewer.java:3122)
at org.eclipse.jface.viewers.TreeViewer.updatePlus(TreeViewer.java:796)
at org.eclipse.jface.viewers.AbstractTreeViewer.createTreeItem(AbstractTreeViewer.java:894)
at org.eclipse.jface.viewers.AbstractTreeViewer.createChildren(AbstractTreeViewer.java:871)
at org.eclipse.jface.viewers.TreeViewer.createChildren(TreeViewer.java:611)
at org.eclipse.jface.viewers.AbstractTreeViewer.internalCustomizedExpandToLevel(AbstractTreeViewer.java:1856)
at org.eclipse.jface.viewers.AbstractTreeViewer.internalExpandToLevel(AbstractTreeViewer.java:1887)
at org.eclipse.jdt.internal.ui.javaeditor.JavaOutlinePage$JavaOutlineViewer.internalExpandToLevel(JavaOutlinePage.java:419)
at org.eclipse.jface.viewers.AbstractTreeViewer.lambda$3(AbstractTreeViewer.java:1891)
at org.eclipse.jface.viewers.AbstractTreeViewer.internalCustomizedExpandToLevel(AbstractTreeViewer.java:1863)
at org.eclipse.jface.viewers.AbstractTreeViewer.internalExpandToLevel(AbstractTreeViewer.java:1887)
at org.eclipse.jdt.internal.ui.javaeditor.JavaOutlinePage$JavaOutlineViewer.internalExpandToLevel(JavaOutlinePage.java:419)
at org.eclipse.jface.viewers.AbstractTreeViewer.internalInitializeTree(AbstractTreeViewer.java:1648)
at org.eclipse.jface.viewers.TreeViewer.internalInitializeTree(TreeViewer.java:782)
at org.eclipse.jface.viewers.AbstractTreeViewer.lambda$2(AbstractTreeViewer.java:1632)
at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1392)
at org.eclipse.jface.viewers.TreeViewer.preservingSelection(TreeViewer.java:367)
at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1353)
at org.eclipse.jface.viewers.AbstractTreeViewer.inputChanged(AbstractTreeViewer.java:1626)
at org.eclipse.jface.viewers.ContentViewer.setInput(ContentViewer.java:282)
at org.eclipse.jface.viewers.StructuredViewer.setInput(StructuredViewer.java:1636)
at org.eclipse.jdt.internal.ui.javaeditor.JavaOutlinePage.createControlCached(JavaOutlinePage.java:1039)
at org.eclipse.jdt.internal.ui.javaeditor.JavaOutlinePage.lambda$1(JavaOutlinePage.java:933)
at org.eclipse.jdt.core.JavaCore.lambda$1(JavaCore.java:6172)
at org.eclipse.jdt.internal.core.JavaModelManager.cacheZipFiles(JavaModelManager.java:5708)
at org.eclipse.jdt.internal.core.JavaModelManager.callReadOnly(JavaModelManager.java:5697)
at org.eclipse.jdt.core.JavaCore.callReadOnly(JavaCore.java:6156)
at org.eclipse.jdt.core.JavaCore.runReadOnly(JavaCore.java:6171)
at org.eclipse.jdt.internal.ui.javaeditor.JavaOutlinePage.createControl(JavaOutlinePage.java:933)
at org.eclipse.ui.views.contentoutline.ContentOutline.doCreatePage(ContentOutline.java:142)
at org.eclipse.ui.part.PageBookView.createPage(PageBookView.java:369)
at org.eclipse.ui.part.PageBookView.partActivated(PageBookView.java:693)
at org.eclipse.ui.part.PageBookView$1.partActivated(PageBookView.java:998)
at org.eclipse.ui.internal.WorkbenchPage$3.run(WorkbenchPage.java:4896)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:47)
at org.eclipse.ui.internal.WorkbenchPage.firePartActivated(WorkbenchPage.java:4893)
at org.eclipse.ui.internal.WorkbenchPage$E4PartListener.partActivated(WorkbenchPage.java:215)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl$2.run(PartServiceImpl.java:250)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:47)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.firePartActivated(PartServiceImpl.java:247)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:780)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.activate(PartServiceImpl.java:686)
at org.eclipse.e4.ui.internal.workbench.swt.AbstractPartRenderer.activate(AbstractPartRenderer.java:95)
at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.lambda$27(StackRenderer.java:1149)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:91)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4321)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1208)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1232)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1217)
at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1533)
at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2510)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4801)
at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:336)
at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1482)
at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2354)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5089)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(Native Method)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:91)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4859)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5089)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(Native Method)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:91)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4859)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5089)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(Native Method)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:91)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4859)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5089)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(Native Method)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:91)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4859)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5089)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(Native Method)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:91)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4859)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5089)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(Native Method)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:91)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4859)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5089)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(Native Method)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:91)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4859)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5089)
at org.eclipse.swt.internal.win32.OS.DefWindowProc(Native Method)
at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:91)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4859)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5089)
at org.eclipse.swt.internal.win32.OS.PeekMessage(Native Method)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3702)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1151)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1042)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:153)
at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:668)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:339)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:576)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:173)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:178)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
```

SessionData:
```
eclipse.buildId=4.35.0.20250306-0811
java.version=21.0.7
java.vendor=Eclipse Adoptium
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
Framework arguments: -product org.eclipse.epp.package.java.product -product org.eclipse.epp.package.committers.product
Command-line arguments: -os win32 -ws win32 -arch x86_64 -product org.eclipse.epp.package.java.product -product org.eclipse.epp.package.committers.product -clean
```