Index: trunk/psLib/src/db/psDB.c
===================================================================
--- trunk/psLib/src/db/psDB.c	(revision 17921)
+++ trunk/psLib/src/db/psDB.c	(revision 17922)
@@ -23,5 +23,5 @@
  * 4.1.2 or newer is required.
  *
- * $Id: psDB.c,v 1.164 2008-06-05 02:11:21 jhoblitt Exp $
+ * $Id: psDB.c,v 1.165 2008-06-05 02:15:49 jhoblitt Exp $
  */
 
@@ -2428,4 +2428,5 @@
         psDBAddToLookupTable(pTypeToSQLlookupTable, PS_DATA_STRING, "VARCHAR");
         psDBAddToLookupTable(pTypeToSQLlookupTable, PS_DATA_TIME, "DATETIME");
+        psDBAddToLookupTable(pTypeToSQLlookupTable, PS_DATA_UNKNOWN, "NULL");
     } else {
         // increment the ref count by one for every psDB