diff --git a/server/quoteDBs/continuousOptionTrainerLoad.sh b/server/quoteDBs/continuousOptionTrainerLoad.sh
index 1a07d6c..5d50f4c 100644
--- a/server/quoteDBs/continuousOptionTrainerLoad.sh
+++ b/server/quoteDBs/continuousOptionTrainerLoad.sh
@@ -33,7 +33,8 @@ EOF
 	insert INTO Symbols 
 		select DISTINCT Symbol 
 		  from OptionQuotes 
-		 where OptionQuotes.Symbol not in (select Symbol from Symbols);
+		 where OptionQuotes.Symbol not in (select Symbol from Symbols)
+		   and Symbol!='';
 EOF
   )
   echo "${symbolUpdateSQL}" | sqlite3 consolidated.sqlite3 
diff --git a/server/quoteDBs/fillBigDB_initial.sh b/server/quoteDBs/fillBigDB_initial.sh
index 53692c4..cd36557 100644
--- a/server/quoteDBs/fillBigDB_initial.sh
+++ b/server/quoteDBs/fillBigDB_initial.sh
@@ -1,5 +1,8 @@
 #!/bin/bash
 
+echo "YOU DONT WANT TO RUN THIS - it will destroy the db."
+exit 7
+
 mkdir -p processedDBs
 
 rm consolidated.sqlite3