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Build 20021119 + latest jdtcore Searching for references to Object.registerNatives() in hierarchy gives the following NPE: !ENTRY org.eclipse.jdt.ui 4 1 Nov 26, 2002 13:00:04.981 !MESSAGE Internal Error !STACK 0 java.lang.reflect.InvocationTargetException at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:277) at org.eclipse.jface.dialogs.ProgressMonitorDialog.run (ProgressMonitorDialog.java:343) at org.eclipse.jdt.ui.actions.FindAction.run(FindAction.java:294) at org.eclipse.jdt.ui.actions.FindReferencesAction.run (FindReferencesAction.java:79) at org.eclipse.jdt.ui.actions.FindAction.run(FindAction.java:228) at org.eclipse.jdt.ui.actions.SelectionDispatchAction.dispatchRun (SelectionDispatchAction.java:191) at org.eclipse.jdt.ui.actions.SelectionDispatchAction.run (SelectionDispatchAction.java:169) at org.eclipse.jface.action.Action.runWithEvent(Action.java:769) at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection (ActionContributionItem.java:411) at org.eclipse.jface.action.ActionContributionItem.handleWidgetEvent (ActionContributionItem.java:365) at org.eclipse.jface.action.ActionContributionItem.access$0 (ActionContributionItem.java:356) at org.eclipse.jface.action.ActionContributionItem$ActionListener.handleEvent (ActionContributionItem.java:48) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:77) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:825) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:1692) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:1410) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1435) at org.eclipse.ui.internal.Workbench.run(Workbench.java:1418) at org.eclipse.core.internal.boot.InternalBootLoader.run (InternalBootLoader.java:840) at org.eclipse.core.boot.BootLoader.run(BootLoader.java:462) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:324) at org.eclipse.core.launcher.Main.basicRun(Main.java:247) at org.eclipse.core.launcher.Main.run(Main.java:703) at org.eclipse.core.launcher.Main.main(Main.java:539) Caused by: java.lang.NullPointerException at org.eclipse.jdt.internal.core.search.matching.SuperTypeNamesCollector.collectSup erTypeNames(SuperTypeNamesCollector.java:344) at org.eclipse.jdt.internal.core.search.matching.SuperTypeNamesCollector.collect (SuperTypeNamesCollector.java:205) at org.eclipse.jdt.internal.core.search.matching.MethodReferencePattern.initializeP olymorphicSearch(MethodReferencePattern.java:117) at org.eclipse.jdt.internal.core.search.matching.MatchLocator.locateMatches (MatchLocator.java:467) at org.eclipse.jdt.core.search.SearchEngine.search (SearchEngine.java:425) at org.eclipse.jdt.core.search.SearchEngine.search (SearchEngine.java:357) at org.eclipse.jdt.internal.ui.search.JavaSearchOperation.execute (JavaSearchOperation.java:84) at org.eclipse.ui.actions.WorkspaceModifyOperation$1.run (WorkspaceModifyOperation.java:65) at org.eclipse.core.internal.resources.Workspace.run (Workspace.java:1581) at org.eclipse.ui.actions.WorkspaceModifyOperation.run (WorkspaceModifyOperation.java:79) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run (ModalContext.java:95)
Fixed
Verified.