1 files changed, 2 insertions, 1 deletions
diff --git a/src/build.c b/src/build.c
index 715e219bf..2e0a6115d 100644
--- a/src/build.c
+++ b/src/build.c
@@ -22,7 +22,7 @@
 **     COMMIT
 **     ROLLBACK
 **
-** $Id: build.c,v 1.492 2008/08/02 03:50:39 drh Exp $
+** $Id: build.c,v 1.493 2008/08/04 04:39:49 danielk1977 Exp $
 */
 #include "sqliteInt.h"
 #include <ctype.h>
@@ -1524,6 +1524,7 @@ void sqlite3EndTable(
       SelectDest dest;
       Table *pSelTab;
 
+      assert(pParse->nTab==0);
       sqlite3VdbeAddOp3(v, OP_OpenWrite, 1, pParse->regRoot, iDb);
       sqlite3VdbeChangeP5(v, 1);
       pParse->nTab = 2;