diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/service/OrderService.java b/src/main/java/com/chaozhanggui/system/cashierservice/service/OrderService.java
index 4e64002..a0af361 100644
--- a/src/main/java/com/chaozhanggui/system/cashierservice/service/OrderService.java
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/service/OrderService.java
@@ -2463,6 +2463,9 @@ public class OrderService {
         TbCashierCart currentSeatFee = null;
         ArrayList<TbCashierCart> updateCartInfos = new ArrayList<>();
         for (TbCashierCart item : cashierCarts) {
+            if (item.getOrderId() == null) {
+                throw new MsgException("未下单商品不允许转台并台");
+            }
             if (targetSeatFee == null || !TableConstant.CART_SEAT_ID.equals(item.getProductId())) {
                 item.setTableId(switchTableDTO.getTargetTableId());
                 item.setMasterId(masterId);