廖杰：修复预览模式的隧道切换bug和编辑模式的添加bug

src/components/content/tunnelScene/PreviewScene.vue

@@ -73,6 +73,7 @@ let fanData;
 watch(
     () => params.largeScreen,
     (now) => {
+        console.log(params.largeScreen);
         params.largeScreen = now;
         fanData = (toRaw(params.largeScreen.value)).frequencyChangerList;
         console.log(fanData);
@@ -174,10 +175,10 @@ async function handleMounted() {
             return
         } else {
             console.log(err);
-            // ElMessage({
-            //     message: "场景初始化异常---！",
-            //     type: "warning",
-            // });
+            ElMessage({
+                message: "场景初始化异常---！",
+                type: "warning",
+            });
         }
     }
 }