--- ValueComparator.java.orig	Tue Nov 23 04:11:56 2004
+++ ValueComparator.java	Tue Nov 23 14:54:31 2004
@@ -47,9 +47,9 @@
     cell1 = ((Cell []) values1) [index];
     cell2 = ((Cell []) values2) [index];
     
-    if      (cell1 == null)
+    if      (cell1 == null || cell1.getValue () == null)
       result = -1;
-    else if (cell2 == null)
+    else if (cell2 == null || cell2.getValue () == null)
       result = 1;
     else if ((cell1.getValue () instanceof Comparable) && (cell2.getValue () instanceof Comparable))
       result = ((Comparable) cell1.getValue ()).compareTo (cell2.getValue ());
@@ -60,4 +60,4 @@
     
     return (result);
   }
-}
\ No newline at end of file
+}