diff --git a/src/views/realTimeMonitor/components/siderBar.vue b/src/views/realTimeMonitor/components/siderBar.vue
index 583fe40..c6bcdb2 100644
--- a/src/views/realTimeMonitor/components/siderBar.vue
+++ b/src/views/realTimeMonitor/components/siderBar.vue
@@ -234,7 +234,7 @@ export default {
             this.defaultExpandedKeys =
               JSON.parse(localStorage.getItem("defaultKey")) !== null
                 ? JSON.parse(localStorage.getItem("defaultKey"))
-                : []; //获取保存的defaultKey ;
+                : this.defaultExpandedKeys; //获取保存的defaultKey ;
 
             console.log(this.defaultExpandedKeys);
             if (this.lineTreeData[0].list[0].list.length > 0) {
@@ -277,7 +277,7 @@ export default {
             this.defaultExpandedKeys =
               JSON.parse(localStorage.getItem("defaultKey")) !== null
                 ? JSON.parse(localStorage.getItem("defaultKey"))
-                : []; //获取保存的defaultKey ;
+                : this.defaultExpandedKeys; //获取保存的defaultKey ;
 
             console.log(this.defaultExpandedKeys);
             if (this.lineTreeData[0].list[0].list.length > 0) {