diff --git a/wwwroot/game_list.js b/wwwroot/game_list.js
index b432e5b..289369c 100644
--- a/wwwroot/game_list.js
+++ b/wwwroot/game_list.js
@@ -77,14 +77,14 @@ window.scenseGameList = (function () {
 })();
 
 (function () {
-  // hub 内 urlwidget 懒构建：容器元素在 tab 激活后才存在，轮询等容器出现再渲染
+  // hub 内 urlwidget 懒构建：容器元素在 tab 激活后才存在；
+  // 且本脚本注入时 bricks.app 可能尚未就绪——无条件轮询等容器出现再渲染
   function tryLoad(retries) {
-    if (!window.scenseGameList) return;
-    var box = document.getElementById('scense_session_list');
-    if (box) { window.scenseGameList.load(); return; }
+    if (window.scenseGameList) {
+      var box = document.getElementById('scense_session_list');
+      if (box) { window.scenseGameList.load(); return; }
+    }
     if (retries > 0) setTimeout(function () { tryLoad(retries - 1); }, 500);
   }
-  if (window.bricks && window.bricks.app) {
-    setTimeout(function () { tryLoad(120); }, 300);
-  }
+  setTimeout(function () { tryLoad(240); }, 300);
 })();