diff --git a/src/views/demo/message/msg/DetailModal.vue b/src/views/demo/message/msg/DetailModal.vue
index 5d0a2b1e..a7d83561 100644
--- a/src/views/demo/message/msg/DetailModal.vue
+++ b/src/views/demo/message/msg/DetailModal.vue
@@ -20,7 +20,7 @@
     setModalProps({ confirmLoading: false });
     console.log(data);
     mockData.value = data.record;
-    if(data.record?.contentInfo){
+    if(data.record?.contentInfo && !schema.find(item => item.field == 'contentInfo')){
       schema.push({
         field: 'contentInfo',
         label: '内容',