diff --git a/dist/main.js b/dist/main.js
index 2b5da35..4c01980 100644
--- a/dist/main.js
+++ b/dist/main.js
@@ -15,8 +15,6 @@
 (function () {
     'use strict';
 
-    if (!window.UGAPP || !window.UGAPP.store || !window.UGAPP.store.jmuse_settings) { return }
-
     const getIndexPath = (id) => {
         const idStr = String(id);
         // 获取最后三位，倒序排列
@@ -42,6 +40,10 @@
     };
 
     const main = () => {
+        // @ts-ignore
+        if (!window.UGAPP || !window.UGAPP.store || !window.UGAPP.store.jmuse_settings) {
+            return;
+        }
         // @ts-ignore
         const scorePlayer = window.UGAPP.store.jmuse_settings.score_player;
         const { id, vid } = scorePlayer.json;
diff --git a/rollup.config.js b/rollup.config.js
index 81e78fd..0051e95 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -16,7 +16,6 @@ export default {
         format: "iife",
         sourcemap: false,
         banner: getBannerText,
-        intro: "if (!window.UGAPP || !window.UGAPP.store || !window.UGAPP.store.jmuse_settings) { return }"
     },
     plugins: [
         typescript({
diff --git a/src/main.ts b/src/main.ts
index bbdf562..3d45f5b 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -5,6 +5,9 @@ import { getIndexPath, waitForDocumentLoaded } from "./utils"
 
 const main = () => {
 
+    // @ts-ignore
+    if (!window.UGAPP || !window.UGAPP.store || !window.UGAPP.store.jmuse_settings) { return }
+
     // @ts-ignore
     const scorePlayer: ScorePlayerData = window.UGAPP.store.jmuse_settings.score_player