Bug 124138 NPE in FieldCategory
20060116 Not sure how I got this but I have no categories enabled java.lang.NullPointerException at org.eclipse.ui.views.markers.internal.FieldCategory.compare(FieldCategory.java:87) at org.eclipse.ui.views.markers.internal.TableSorter.compare(TableSorter.java:223) at org.eclipse.ui.views.markers.internal.TableSorter.compare(TableSorter.java:225) at org.eclipse.ui.views.markers.internal.CategorySorter.compare(CategorySorter.java:63) at org.eclipse.ui.views.markers.internal.CategorySorter.compare(CategorySorter.java:96) at org.eclipse.ui.views.markers.internal.SortUtil.partitionHelper(SortUtil.java:114) at org.eclipse.ui.views.markers.internal.SortUtil.getFirst(SortUtil.java:74) at org.eclipse.ui.views.markers.internal.SortUtil.getFirst(SortUtil.java:43) at org.eclipse.ui.views.markers.internal.MarkerAdapter.buildAllMarkers(MarkerAdapter.java:215) at org.eclipse.ui.views.markers.internal.MarkerView.updateForContentsRefresh(MarkerView.java:515) at org.eclipse.ui.views.markers.internal.MarkerView$MarkerProcessJob.run(MarkerView.java:172) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:58)
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/ProblemView.java
IField groupingField;
		ProblemView problemView;
		/**
		 * Create a new instance of the receiver.
		 * 
		 * @param label
		 * @param field
		 * @param view
		 */
		public GroupingAction(String label, IField field, ProblemView view) {
			super(label, IAction.AS_RADIO_BUTTON);
			groupingField = field;
			problemView = view;
			IField categoryField = view.getMarkerAdapter().getCategorySorter()
					.getCategoryField();
			if (categoryField == null)
				setChecked(groupingField == null);
			else
				setChecked(categoryField.equals(groupingField));
		}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.jface.action.Action#run()