diff --git a/libs/horizon/src/horizonx/devtools/index.ts b/libs/horizon/src/horizonx/devtools/index.ts
index 9bb712b9..e7f3514e 100644
--- a/libs/horizon/src/horizonx/devtools/index.ts
+++ b/libs/horizon/src/horizonx/devtools/index.ts
@@ -96,7 +96,7 @@ function getAffectedComponents() {
 
 // listens to messages from background
 window.addEventListener('message', messageEvent => {
-  if (messageEvent.data.payload.type === 'horizonx request observed components') {
+  if (messageEvent?.data?.payload?.type === 'horizonx request observed components') {
     // get observed components
     setTimeout(() => {
       window.postMessage({
@@ -107,5 +107,14 @@ window.addEventListener('message', messageEvent => {
     }, 100);
   }
 
- 
+  // executes store action
+  if (messageEvent.data.payload.type === 'horizonx executue action') {
+    const data = messageEvent.data.payload.data;
+    const store = getStore(data.storeId);
+    if (!store?.[data.action]) return;
+
+    const action = store[data.action];
+    const params = data.params;
+    action(...params);
+  }
 });
diff --git a/libs/horizon/src/horizonx/proxy/Observer.ts b/libs/horizon/src/horizonx/proxy/Observer.ts
index adef63fc..b1aa43d7 100644
--- a/libs/horizon/src/horizonx/proxy/Observer.ts
+++ b/libs/horizon/src/horizonx/proxy/Observer.ts
@@ -79,7 +79,9 @@ export class Observer implements IObserver {
   // 对象的属性被赋值时调用
   setProp(key: string | symbol, mutation: any): void {
     const vNodes = this.keyVNodes.get(key);
-    vNodes?.forEach((vNode: VNode) => {
+    //NOTE: using Set directly can lead to deadlock
+    const vNodeArray = Array.from(vNodes || []);
+    vNodeArray?.forEach((vNode: VNode) => {
       if (vNode.isStoreChange) {
         // VNode已经被触发过，不再重复触发
         return;