diff --git a/frontend/app/features/platform/state/editSessionSlice.ts b/frontend/app/features/platform/state/editSessionSlice.ts
index 7751d77..376c80d 100644
--- a/frontend/app/features/platform/state/editSessionSlice.ts
+++ b/frontend/app/features/platform/state/editSessionSlice.ts
@@ -50,10 +50,9 @@ export const createEditSessionSlice: StateCreator<
       if (getEditorOpening()) return;
       setEditorOpening(true);
       const api = requireApi();
-      const requestId = getEditorOpenRequest() + 1;
-      // 记录本次请求的 id (供 requestIsCurrent 校验)。
-      // 原版用模块级 _editorOpenRequest 配合闭包变量;现在 requestIsCurrent
-      // 通过 helpers 读取最新的模块级值 + getSelectedId()。
+      // bump 模块级 _editorOpenRequest,捕获本次请求 id 用于 stale 检测
+      // (如果后续 openScriptEditor / endEditing 又 bump 了,本请求就算过期)。
+      const requestId = bumpEditorOpenRequest();
       const requestIsCurrent = () =>
         getEditorOpenRequest() === requestId &&
         getSelectedId() === script.script_id;