Index: trunk/ippToPsps/jython/scratchdb.py
===================================================================
--- trunk/ippToPsps/jython/scratchdb.py	(revision 38794)
+++ trunk/ippToPsps/jython/scratchdb.py	(revision 38823)
@@ -495,5 +495,5 @@
         # now detection table
         self.logger.infoPair("Dropping DVO table", dvoDetectionTable)
-        sql = "DROP TABLE " + dvoDetectionTable
+        sql = "DROP TABLE " + dvoDetectionTable + " IF EXISTS"
         try: self.execute(sql)
         except: