diff -u -r1.3 -r1.4
--- SIOLCCollection.java	7 Nov 2007 20:46:22 -0000	1.3
+++ SIOLCCollection.java	29 Jun 2010 22:27:54 -0000	1.4
@@ -10,7 +10,7 @@

 /**
  *
  * @author Tony Johnson

- * @version $Id: SIOLCCollection.java,v 1.3 2007/11/07 20:46:22 jeremy Exp $

+ * @version $Id: SIOLCCollection.java,v 1.4 2010/06/29 22:27:54 tonyj Exp $

  */
 class SIOLCCollection extends ILCCollection
 {

@@ -44,13 +44,14 @@

    /** for collections that hold subsets resolve the stored pointers (SIORefs)*/
    public void resolve()
    {

-      for (Iterator i = tempObjects.iterator(); i.hasNext();)
-      {
-         add(((SIORef) i.next()).getObject());

+      if (tempObjects != null) {
+         for (Iterator i = tempObjects.iterator(); i.hasNext();)
+         {
+            add(((SIORef) i.next()).getObject());
+         }
+         tempObjects = null;

       }

-      tempObjects = null;
-

    }
    
    

-}

\ No newline at end of file

+}