diff --git a/php/libraries/NDB_BVL_Instrument.class.inc b/php/libraries/NDB_BVL_Instrument.class.inc
index 3d539b2e4ed..1042e151dc2 100644
--- a/php/libraries/NDB_BVL_Instrument.class.inc
+++ b/php/libraries/NDB_BVL_Instrument.class.inc
@@ -2623,7 +2623,7 @@ abstract class NDB_BVL_Instrument extends NDB_Page
         if (!$this->jsonData) {
             $columns = $db->pselect(
                 "SELECT COLUMN_NAME FROM information_schema.columns
-            WHERE TABLE_NAME=:table AND TABLE_SCHEMA=:db",
+            WHERE COLUMN_NAME<>'CommentID' AND TABLE_NAME=:table AND TABLE_SCHEMA=:db",
                 [
                     'table' => $this->table,
                     'db'    => $dbconfig['database'],