diff --git a/src/server/firefox/ffPage.ts b/src/server/firefox/ffPage.ts
index b4f5bef60a..3a79dfe55f 100644
--- a/src/server/firefox/ffPage.ts
+++ b/src/server/firefox/ffPage.ts
@@ -102,6 +102,8 @@ export class FFPage implements PageDelegate {
     });
     this._session.once('Page.ready', async () => {
       await this._page.initOpener(this._opener);
+      if (this._initializationFailed)
+        return;
       // Note: it is important to call |reportAsNew| before resolving pageOrError promise,
       // so that anyone who awaits pageOrError got a ready and reported page.
       this._initializedPage = this._page;