eclipse-jdt / eclipse-jdt/eclipse.jdt.core

Error in eclipse log after deleting file and package

Open
#4,017 0 comments 0 reactions 0 assignees View on GitHub
Dominant language
Java
Stars
237
Forks
195
Avg merge
1d 12h
Merged PRs (30d)
47

Description

I deleted java file noticed it still visible in project explorer. Than deleted package file was in and noticed error in error log:
```
java.lang.NullPointerException: Cannot invoke "org.eclipse.jdt.internal.core.JavaElement.close()" because "child" is null
at org.eclipse.jdt.internal.core.JavaModelManager.closeChildren(JavaModelManager.java:4107)
at org.eclipse.jdt.internal.core.JavaModelManager.removeInfoAndChildren(JavaModelManager.java:4263)
at org.eclipse.jdt.internal.core.JavaElement.close(JavaElement.java:142)
at org.eclipse.jdt.internal.core.JavaModelManager.closeChildren(JavaModelManager.java:4107)
at org.eclipse.jdt.internal.core.JavaModelManager.removeInfoAndChildren(JavaModelManager.java:4263)
at org.eclipse.jdt.internal.core.JavaModelManager.discardPerWorkingCopyInfo(JavaModelManager.java:2056)
at org.eclipse.jdt.internal.core.DiscardWorkingCopyOperation.executeOperation(DiscardWorkingCopyOperation.java:38)
at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:751)
at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:816)
at org.eclipse.jdt.internal.core.CompilationUnit.discardWorkingCopy(CompilationUnit.java:633)
at org.eclipse.jdt.internal.ui.javaeditor.CompilationUnitDocumentProvider.disposeFileInfo(CompilationUnitDocumentProvider.java:1235)
at org.eclipse.ui.editors.text.TextFileDocumentProvider.disconnect(TextFileDocumentProvider.java:662)
at org.eclipse.jdt.internal.ui.javaeditor.CompilationUnitDocumentProvider.disconnect(CompilationUnitDocumentProvider.java:1311)
at org.eclipse.ui.texteditor.AbstractTextEditor.disposeDocumentProvider(AbstractTextEditor.java:4462)
at org.eclipse.ui.texteditor.AbstractDecoratedTextEditor.disposeDocumentProvider(AbstractDecoratedTextEditor.java:1508)
at org.eclipse.ui.texteditor.AbstractTextEditor.dispose(AbstractTextEditor.java:4344)
at org.eclipse.ui.texteditor.AbstractDecoratedTextEditor.dispose(AbstractDecoratedTextEditor.java:408)
at org.eclipse.jdt.internal.ui.javaeditor.JavaEditor.dispose(JavaEditor.java:2679)
at org.eclipse.jdt.internal.ui.javaeditor.CompilationUnitEditor.dispose(CompilationUnitEditor.java:1512)
at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.invalidate(CompatibilityPart.java:264)
at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.destroy(CompatibilityPart.java:421)
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.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:56)
at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:977)
at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:939)
at org.eclipse.e4.core.internal.di.InjectorImpl.uninject(InjectorImpl.java:182)
at org.eclipse.e4.core.internal.di.Requestor.uninject(Requestor.java:177)
at org.eclipse.e4.core.internal.contexts.ContextObjectSupplier$ContextInjectionListener.update(ContextObjectSupplier.java:89)
at org.eclipse.e4.core.internal.contexts.TrackableComputationExt.update(TrackableComputationExt.java:103)
at org.eclipse.e4.core.internal.contexts.EclipseContext.removeListenersTo(EclipseContext.java:487)
at org.eclipse.e4.core.contexts.ContextInjectionFactory.uninject(ContextInjectionFactory.java:185)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeRemoveGui(PartRenderingEngine.java:943)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:857)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:47)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.removeGui(PartRenderingEngine.java:841)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.subscribeTopicToBeRendered(PartRenderingEngine.java:184)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:56)
at org.eclipse.e4.core.di.internal.extensions.EventObjectSupplier$DIEventHandler.handleEvent(EventObjectSupplier.java:92)
at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:206)
at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:201)
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:151)
at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:131)
at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:73)
at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:44)
at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:55)
at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60)
at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:424)
at org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl.setToBeRendered(UIElementImpl.java:316)
at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.hidePart(PartServiceImpl.java:1411)
at org.eclipse.ui.internal.WorkbenchPage.hidePart(WorkbenchPage.java:1540)
at org.eclipse.ui.internal.WorkbenchPage.hidePart(WorkbenchPage.java:1492)
at org.eclipse.ui.internal.WorkbenchPage.closeEditors(WorkbenchPage.java:1462)
at org.eclipse.ui.internal.WorkbenchPage.closeEditor(WorkbenchPage.java:1584)
at org.eclipse.ui.texteditor.AbstractTextEditor.lambda$3(AbstractTextEditor.java:4283)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:40)
at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:132)
at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4094)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3710)
at org.eclipse.jface.operation.ModalContext$ModalContextThread.block(ModalContext.java:168)
at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:370)
at org.eclipse.ltk.internal.ui.refactoring.RefactoringWizardDialog2.run(RefactoringWizardDialog2.java:325)
at org.eclipse.ltk.ui.refactoring.RefactoringWizard.internalPerformFinish(RefactoringWizard.java:636)
at org.eclipse.ltk.ui.refactoring.UserInputWizardPage.performFinish(UserInputWizardPage.java:148)
at org.eclipse.jdt.internal.ui.refactoring.reorg.DeleteWizard$DeleteInputPage.performFinish(DeleteWizard.java:176)
at org.eclipse.ltk.ui.refactoring.RefactoringWizard.performFinish(RefactoringWizard.java:710)
at org.eclipse.ltk.internal.ui.refactoring.RefactoringWizardDialog2.okPressed(RefactoringWizardDialog2.java:451)
at org.eclipse.jface.dialogs.Dialog.buttonPressed(Dialog.java:468)
at org.eclipse.jface.dialogs.Dialog.lambda$0(Dialog.java:619)
at org.eclipse.swt.events.SelectionListener$1.widgetSelected(SelectionListener.java:83)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:286)
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.Display.runDeferredEvents(Display.java:4119)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3707)
at org.eclipse.jface.window.Window.runEventLoop(Window.java:823)
at org.eclipse.jface.window.Window.open(Window.java:799)
at org.eclipse.ltk.ui.refactoring.RefactoringWizardOpenOperation.lambda$0(RefactoringWizardOpenOperation.java:190)
at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67)
at org.eclipse.ltk.ui.refactoring.RefactoringWizardOpenOperation.run(RefactoringWizardOpenOperation.java:209)
at org.eclipse.ltk.ui.refactoring.RefactoringWizardOpenOperation.run(RefactoringWizardOpenOperation.java:126)
at org.eclipse.jdt.internal.ui.refactoring.actions.RefactoringStarter.activate(RefactoringStarter.java:41)
at org.eclipse.jdt.internal.ui.refactoring.UserInterfaceStarter.activate(UserInterfaceStarter.java:65)
at org.eclipse.jdt.internal.corext.refactoring.RefactoringExecutionStarter.startDeleteRefactoring(RefactoringExecutionStarter.java:295)
at org.eclipse.jdt.internal.ui.refactoring.reorg.DeleteAction.run(DeleteAction.java:205)
at org.eclipse.jdt.ui.actions.SelectionDispatchAction.dispatchRun(SelectionDispatchAction.java:274)
at org.eclipse.jdt.ui.actions.SelectionDispatchAction.run(SelectionDispatchAction.java:252)
at org.eclipse.jface.action.Action.runWithEvent(Action.java:474)
at org.eclipse.jface.commands.ActionHandler.execute(ActionHandler.java:124)
at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:98)
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.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:56)
at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:299)
at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:233)
at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:174)
at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:165)
at org.eclipse.core.commands.Command.executeWithChecks(Command.java:488)
at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:485)
at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:204)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.executeCommand(KeyBindingDispatcher.java:308)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.press(KeyBindingDispatcher.java:569)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.processKeyEvent(KeyBindingDispatcher.java:644)
at org.eclipse.e4.ui.bindings.keys.OutOfOrderListener.handleEvent(OutOfOrderListener.java:75)
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.Widget.sendKeyEvent(Widget.java:1259)
at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1255)
at org.eclipse.swt.widgets.Widget.wmKeyDown(Widget.java:1984)
at org.eclipse.swt.widgets.Control.WM_KEYDOWN(Control.java:5190)
at org.eclipse.swt.widgets.Tree.WM_KEYDOWN(Tree.java:6282)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4789)
at org.eclipse.swt.widgets.Tree.windowProc(Tree.java:6150)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5089)
at org.eclipse.swt.internal.win32.OS.DispatchMessage(Native Method)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3705)
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)
```

Version: 2025-03 (4.35.0)
Build id: 20250306-0812
Java: java 24 jdk system & code compiler runtime

Contributor guide

Open the contributing guide

Assessment

This issue has not been assessed yet.

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.