Index: jackrabbit-core/src/main/java/org/apache/jackrabbit/core/data/GarbageCollector.java
===================================================================
--- jackrabbit-core/src/main/java/org/apache/jackrabbit/core/data/GarbageCollector.java	(revision 1461410)
+++ jackrabbit-core/src/main/java/org/apache/jackrabbit/core/data/GarbageCollector.java	(working copy)
@@ -232,9 +232,14 @@
     }
 
     /**
-     * Stop the observation listener if any are installed.
+     * Reset modifiedDateOnAccess to 0 and stop the observation 
+     * listener if any are installed.
      */
     public void stopScan() throws RepositoryException {
+        /*
+         * reset updateModifiedDateOnAccess to OL
+         */
+        store.updateModifiedDateOnAccess(0L);
         if (listeners.size() > 0) {
             for (Listener listener : listeners) {
                 listener.stop();