发货通知单-子表不可只有虚拟产品数据

src/views/saleCode/deliveryNotice/components/deliveryNoticeForm.vue

@@ -540,8 +540,7 @@
       }
       //保存
       async function submitForm() {
-        var xTable = deliveryDetailFormProductTableRef.value!.getXTable();
-        if (xTable.data.length == 0) {
+        if (formData.sourceCode == '') {
           message.warning('请添加产品明细');
         } else {
           deliveryDetailFormProductTableRef.value!.validateTable().then(async (errMap) => {