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In 3.0M9. While stopped at a breakpoint I clicked back up the stack to look at code. I ended up back at javasoft code but the editor crashed with the te following traceback: java.lang.ClassCastException: org.eclipse.ui.internal.EditorPane$1 $ErrorEditorPart at org.eclipse.jdt.internal.ui.javaeditor.ASTProvider.activeJavaEditorChanged (ASTProvider.java:216) at org.eclipse.jdt.internal.ui.javaeditor.ASTProvider.access$0 (ASTProvider.java:211) at org.eclipse.jdt.internal.ui.javaeditor.ASTProvider$ActivationListener.partOpene d(ASTProvider.java:100) at org.eclipse.ui.internal.PartListenerList2$5.run(PartListenerList2.java:101) at org.eclipse.core.internal.runtime.InternalPlatform.run (InternalPlatform.java:608) at org.eclipse.core.runtime.Platform.run(Platform.java:758) at org.eclipse.ui.internal.PartListenerList2.firePartOpened (PartListenerList2.java:99) at org.eclipse.ui.internal.WWinPartService$1.partOpened (WWinPartService.java:62) at org.eclipse.ui.internal.PartListenerList2$5.run(PartListenerList2.java:101) at org.eclipse.core.internal.runtime.InternalPlatform.run (InternalPlatform.java:608) at org.eclipse.core.runtime.Platform.run(Platform.java:758) at org.eclipse.ui.internal.PartListenerList2.firePartOpened (PartListenerList2.java:99) at org.eclipse.ui.internal.WorkbenchPage.firePartOpened (WorkbenchPage.java:1398) at org.eclipse.ui.internal.PartPane.createChildControl(PartPane.java:150) at org.eclipse.ui.internal.PartPane.createControl(PartPane.java:182) at org.eclipse.ui.internal.PartStack.refreshPresentationSelection (PartStack.java:912)
Move to JDT/UI
did you install some additional plug-ins (maybe MyEclipse IDE)?
This was a long time ago and I can't remember what I was doing. I did not have MYEclipse loaded. I have not seen this again.
Get rid of deprecated state.
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