Bug 214223 [Markers] 'Marker id not found' exceptions from GroupMarkerField#compare(..) in log
I20071218-0800 Log fills up with these during an incremental auto-build. IIRC, the Problems has not been made visible since the last restart. Warning Thu Jan 03 14:22:58 CET 2008 Marker id 4826685 not found. org.eclipse.core.internal.resources.ResourceException: Marker id 4826685 not found. at org.eclipse.core.internal.resources.Marker.checkInfo(Marker.java:56) at org.eclipse.core.internal.resources.Marker.getType(Marker.java:194) at org.eclipse.ui.views.markers.internal.MarkerGroup$GroupMarkerField.compare(MarkerGroup.java:306) at org.eclipse.ui.internal.provisional.views.markers.MarkerComparator.compare(MarkerComparator.java:88) at java.util.Arrays.mergeSort(Arrays.java:1293) at java.util.Arrays.mergeSort(Arrays.java:1282) at java.util.Arrays.mergeSort(Arrays.java:1282) at java.util.Arrays.mergeSort(Arrays.java:1282) at java.util.Arrays.mergeSort(Arrays.java:1282) at java.util.Arrays.mergeSort(Arrays.java:1282) at java.util.Arrays.mergeSort(Arrays.java:1282) at java.util.Arrays.mergeSort(Arrays.java:1282) at java.util.Arrays.sort(Arrays.java:1210) at org.eclipse.ui.internal.provisional.views.markers.CachedMarkerBuilder.sortAndMakeCategories(CachedMarkerBuilder.java:951) at org.eclipse.ui.internal.provisional.views.markers.CachedMarkerBuilder.buildAllMarkers(CachedMarkerBuilder.java:251) at org.eclipse.ui.internal.provisional.views.markers.CachedMarkerBuilder$1.run(CachedMarkerBuilder.java:368) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/provisional/views/markers/MarkerEntry.java
Map attributeCache = new HashMap(0);
	private MarkerCategory category;
	Map collationKeys = new HashMap(0);
	private String folder;
	IMarker marker;
	/**
	 * Create a new instance of the receiver.
	 * 
	 * @param marker
	 */
	public MarkerEntry(IMarker marker) {
		this.marker = marker;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.internal.provisional.views.markers.MarkerItem#getAttributeValue(java.lang.String,
	 *      boolean)
	 */
	public boolean getAttributeValue(String attribute, boolean defaultValue) {
		boolean value;
		if (attributeCache.containsKey(attribute)) {
			Object cached = attributeCache.get(attribute);
			if (cached == null)
				return defaultValue;
			value = ((Boolean) cached).booleanValue();
		} else {
			value = marker.getAttribute(attribute, defaultValue);