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/views/markers/internal/MarkerGroup.java
public void setAsDefault(String markerType, MarkerGroupingEntry entry) {
		addEntry(markerType, new EntryMapping(entry));
	}
	/**
	 * Return whether or not there is a markerSupportReference for the
	 * markerContentGenerator keyed by id.
	 * 
	 * @param id
	 * @return boolean
	 */
	public boolean isGroupingFor(String id) {
		IConfigurationElement[] references = configurationElement
				.getChildren(MarkerSupportRegistry.MARKER_SUPPORT_REFERENCE);
		
		
		if (references.length == 0 && id.equals(PROBLEMS_CONTENTS))
			return true;
		for (int i = 0; i < references.length; i++) {
			
			if (references[i].getAttribute(MarkerSupportConstants.ATTRIBUTE_ID)
					.equals(id)
					&& references[i].getAttribute(
							MarkerSupportConstants.ATTRIBUTE_TYPE).equals(
							MarkerSupportRegistry.MARKER_CONTENT_GENERATOR))
				return true;
		}
		return false;
	}
}