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exception when editing target platform #481

Open martinlippert opened 1 year ago

martinlippert commented 1 year ago

This exception coming up when editing the configured target platform. The running IDE as well as the target platform are both on the latest Eclipse 2023-03 milestone builds.

org.eclipse.pde_3.13.2200.v20230126-1800
org.eclipse.pde.ui_3.13.800.v20230126-1000
java.lang.NullPointerException: Cannot invoke "java.util.List.isEmpty()" because "targetList" is null
    at org.eclipse.pde.internal.ui.preferences.TargetPlatformPreferencePage$TargetLabelProvider.getImage(TargetPlatformPreferencePage.java:209)
    at org.eclipse.pde.internal.ui.preferences.TargetPlatformPreferencePage$TargetLabelProvider.update(TargetPlatformPreferencePage.java:176)
    at org.eclipse.jface.viewers.ViewerColumn.refresh(ViewerColumn.java:144)
    at org.eclipse.jface.viewers.AbstractTableViewer.doUpdateItem(AbstractTableViewer.java:396)
    at org.eclipse.jface.viewers.CheckboxTableViewer.doUpdateItem(CheckboxTableViewer.java:173)
    at org.eclipse.jface.viewers.StructuredViewer$UpdateItemSafeRunnable.run(StructuredViewer.java:427)
    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45)
    at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:174)
    at org.eclipse.jface.viewers.StructuredViewer.updateItem(StructuredViewer.java:2107)
    at org.eclipse.jface.viewers.AbstractTableViewer.internalRefreshAll(AbstractTableViewer.java:680)
    at org.eclipse.jface.viewers.AbstractTableViewer.internalRefresh(AbstractTableViewer.java:618)
    at org.eclipse.jface.viewers.StructuredViewer.lambda$3(StructuredViewer.java:1482)
    at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1398)
    at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1359)
    at org.eclipse.jface.viewers.CheckboxTableViewer.preservingSelection(CheckboxTableViewer.java:343)
    at org.eclipse.jface.viewers.StructuredViewer.refresh(StructuredViewer.java:1482)
    at org.eclipse.jface.viewers.ColumnViewer.refresh(ColumnViewer.java:538)
    at org.eclipse.jface.viewers.StructuredViewer.refresh(StructuredViewer.java:1443)
    at org.eclipse.pde.internal.ui.preferences.TargetPlatformPreferencePage.performOk(TargetPlatformPreferencePage.java:969)
    at org.eclipse.jface.preference.PreferenceDialog$7.run(PreferenceDialog.java:906)
    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45)
    at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:174)
    at org.eclipse.jface.preference.PreferenceDialog.okPressed(PreferenceDialog.java:890)
    at org.eclipse.ui.internal.dialogs.FilteredPreferenceDialog.okPressed(FilteredPreferenceDialog.java:461)
    at org.eclipse.jface.preference.PreferenceDialog.buttonPressed(PreferenceDialog.java:234)
    at org.eclipse.jface.dialogs.Dialog.lambda$0(Dialog.java:619)
    at org.eclipse.swt.events.SelectionListener$1.widgetSelected(SelectionListener.java:84)
    at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:252)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4646)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1524)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1547)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1532)
    at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1325)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4413)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3989)
    at org.eclipse.jface.window.Window.runEventLoop(Window.java:823)
    at org.eclipse.jface.window.Window.open(Window.java:799)
    at org.eclipse.ui.internal.handlers.ShowPreferencePageHandler.execute(ShowPreferencePageHandler.java:58)
    at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:283)
    at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:97)
    at jdk.internal.reflect.GeneratedMethodAccessor116.invoke(Unknown Source)
    at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.base/java.lang.reflect.Method.invoke(Method.java:568)
    at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58)
    at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:317)
    at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:251)
    at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:173)
    at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:156)
    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:213)
    at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:195)
    at org.eclipse.e4.ui.workbench.renderers.swt.cocoa.CocoaUIHandler.runCommand(CocoaUIHandler.java:421)
    at org.eclipse.e4.ui.workbench.renderers.swt.cocoa.CocoaUIHandler$1.widgetSelected(CocoaUIHandler.java:281)
    at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:252)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4646)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1524)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1547)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1532)
    at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1325)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4413)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3989)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1155)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1046)
    at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155)
    at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:643)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:550)
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:171)
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:152)
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
    at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.base/java.lang.reflect.Method.invoke(Method.java:568)
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
vik-chand commented 1 year ago

Can you give steps to reproduce this?