diff --git a/src/qqq/pages/records/query/RecordQuery.tsx b/src/qqq/pages/records/query/RecordQuery.tsx
index 31e8d63..18e3220 100644
--- a/src/qqq/pages/records/query/RecordQuery.tsx
+++ b/src/qqq/pages/records/query/RecordQuery.tsx
@@ -867,7 +867,7 @@ const RecordQuery = forwardRef(({table, usage, isModal, initialQueryFilter, init
       for (let i = 0; i < queryFilter?.orderBys?.length; i++)
       {
          const fieldName = queryFilter.orderBys[i].fieldName;
-         if (fieldName.indexOf(".") > -1)
+         if (fieldName != null && fieldName.indexOf(".") > -1)
          {
             const joinTableName = fieldName.replaceAll(/\..*/g, "");
             if (!vjtToUse.has(joinTableName))