diff --git a/apps/ai-game-creator-shell/src/features/agent-runtime/directActiveTurns.ts b/apps/ai-game-creator-shell/src/features/agent-runtime/directActiveTurns.ts
index 58401f52a..f859284e1 100644
--- a/apps/ai-game-creator-shell/src/features/agent-runtime/directActiveTurns.ts
+++ b/apps/ai-game-creator-shell/src/features/agent-runtime/directActiveTurns.ts
@@ -78,7 +78,7 @@ export function useDirectActiveTurns({
           return;
         } catch {
           if (attempt < DIRECT_ACTIVE_TURNS_READ_ATTEMPTS) {
-            await new Promise((resolve) => {
+            await new Promise<void>((resolve) => {
               retryTimerRef.current = window.setTimeout(() => {
                 retryTimerRef.current = null;
                 resolve();
diff --git a/apps/ai-game-creator-shell/tests/directActiveTurns.test.tsx b/apps/ai-game-creator-shell/tests/directActiveTurns.test.tsx
index 5a000bf39..71fc665ef 100644
--- a/apps/ai-game-creator-shell/tests/directActiveTurns.test.tsx
+++ b/apps/ai-game-creator-shell/tests/directActiveTurns.test.tsx
@@ -1,12 +1,49 @@
 // @vitest-environment jsdom
 
-import { cleanup, fireEvent, render, screen } from '@testing-library/react';
+import {
+  act,
+  cleanup,
+  fireEvent,
+  render,
+  renderHook,
+  screen,
+} from '@testing-library/react';
 import { afterEach, expect, it, vi } from 'vitest';
 
+import { useDirectActiveTurns } from '../src/features/agent-runtime/directActiveTurns';
 import { ActiveProjectRunsPanel } from '../src/features/app-shell/ActiveProjectRunsPanel';
 
 afterEach(() => cleanup());
 
+it('读取失败后的重试定时器会在卸载后清理', async () => {
+  vi.useFakeTimers();
+  const invoke = vi.fn(async () => {
+    throw new Error('temporarily unavailable');
+  });
+  const clearTimeoutSpy = vi.spyOn(window, 'clearTimeout');
+
+  try {
+    const { unmount } = renderHook(() =>
+      useDirectActiveTurns({ invoke, enabled: true }),
+    );
+    await act(async () => {
+      await vi.advanceTimersByTimeAsync(0);
+    });
+    expect(invoke).toHaveBeenCalledTimes(1);
+
+    unmount();
+    expect(clearTimeoutSpy).toHaveBeenCalled();
+
+    await act(async () => {
+      await vi.advanceTimersByTimeAsync(1_000);
+    });
+    expect(invoke).toHaveBeenCalledTimes(1);
+  } finally {
+    vi.useRealTimers();
+    clearTimeoutSpy.mockRestore();
+  }
+});
+
 it('按开始时间展示正在运行的项目并支持进入项目', () => {
   const onOpenProject = vi.fn();
   render(