diff --git a/src/views/devtools/hierarchy.vue b/src/views/devtools/hierarchy.vue
index d54edf7..15b0366 100644
--- a/src/views/devtools/hierarchy.vue
+++ b/src/views/devtools/hierarchy.vue
@@ -116,10 +116,10 @@ export default defineComponent({
       Bus.off(BusMsg.ShowPlace, funcShowPlace);
       Bus.off(BusMsg.EnableSchedule, funcEnableSchedule);
       bridge.off(Msg.InspectNode, onInspectNode);
-      timer.clean();
+      timer.destroy();
     });
     function updateTree() {
-      console.log("update tree info");
+      // console.log("update tree info");
       const id = toRaw(frameID.value);
       bridge.send(Msg.RequstTreeInfo, { frameID: id } as RequestTreeInfoData);
     }
diff --git a/src/views/devtools/inspector.vue b/src/views/devtools/inspector.vue
index aa96f07..4583a9c 100644
--- a/src/views/devtools/inspector.vue
+++ b/src/views/devtools/inspector.vue
@@ -84,7 +84,7 @@ export default defineComponent({
       Bus.off(BusMsg.ChangeContent, changeContent);
       Bus.off(BusMsg.SelectNode, funSelectNode);
       Bus.off(BusMsg.EnableSchedule, funcEnableSchedule);
-      timer.clean();
+      timer.destroy();
     });
     bridge.on(Msg.ResponseSupport, (event: PluginEvent) => {
       let data: ResponseSupportData = event.data;
diff --git a/src/views/devtools/timer.ts b/src/views/devtools/timer.ts
index cc928c4..759a34f 100644
--- a/src/views/devtools/timer.ts
+++ b/src/views/devtools/timer.ts
@@ -18,12 +18,18 @@ export class Timer {
       this.onWork && this.onWork();
     }
   }
-  clean() {
+  destroy(): boolean {
     if (this.timer === null) {
-      return;
+      return false;
+    } else {
+      clearInterval(this.timer);
+      this.timer = null;
+      return true;
+    }
+  }
+  clean() {
+    if (this.destroy()) {
+      this.onClean && this.onClean();
     }
-    clearInterval(this.timer);
-    this.timer = null;
-    this.onClean && this.onClean();
   }
 }