diff --git a/src/create_app.ts b/src/create_app.ts
index b6b3f199e..31c2b3aeb 100644
--- a/src/create_app.ts
+++ b/src/create_app.ts
@@ -664,7 +664,7 @@ export default class CreateApp implements AppInterface {
   }
 
   private getMicroAppGlobalHook (eventName: string): Func | null {
-    const listener = (this.sandBox?.proxyWindow as Record<string, any>)[eventName]
+    const listener = (this.sandBox?.proxyWindow as Record<string, any>)?.[eventName]
     return isFunction(listener) ? listener : null
   }
 
diff --git a/src/sandbox/iframe/index.ts b/src/sandbox/iframe/index.ts
index 1fad0c45a..107f9d6a6 100644
--- a/src/sandbox/iframe/index.ts
+++ b/src/sandbox/iframe/index.ts
@@ -98,7 +98,7 @@ export default class IframeSandbox {
       // TODO: 优化代码
       // exec before initStaticGlobalKeys
       this.createProxyLocation(appName, url, this.microAppWindow, childStaticLocation, browserHost, childHost)
-      this.createProxyWindow(appName, this.microAppWindow)
+      this.createProxyWindow(this.microAppWindow)
       this.initStaticGlobalKeys(appName, url)
       // get escapeProperties from plugins
       this.getSpecialProperties(appName)
@@ -405,7 +405,7 @@ export default class IframeSandbox {
     )
   }
 
-  private createProxyWindow (appName: string, microAppWindow: microAppWindowType): void {
+  private createProxyWindow (microAppWindow: microAppWindowType): void {
     const rawWindow = globalEnv.rawWindow
     this.proxyWindow = new Proxy(microAppWindow, {
       get: (target: microAppWindowType, key: PropertyKey): unknown => {