🚨崩溃 NullReferenceException·LessonController.ReturnToMainMen · s35gky

*古古识字*
`since 2026.08.30 10:58:53`

***Classifier***
```csharp
NullReferenceException: Object reference not set to an instance of an object.```
***Callstack***
```csharp
[1].LessonController.ReturnToMainMenu:0
[2].UnityEngine.Events.UnityAction.Invoke:0
[3].HGuGuExtension+<_MyInvoke_Imp>d__208.MoveNext:0
[4].UnityEngine.SetupCoroutine.InvokeMoveNext:0
```
***Attributes***
platform: *IPhonePlayer*
os.version: *iPadOS 17.6*
device.model: *iPad11,6*
phone.number: *15345022657*
isPaid: ✅
currentWord: *注*
version: *2026.08.21*
scene.active: *00HomePage*
playingLink: *甲骨文卡片*
lastLink: *甲骨文卡片*
secSinceLinkChange: *784.2*
secSinceLastFlowCall: *-1*
clicksSinceLinkChange: *749*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[08-30 10:58:53] LoadScene: 00HomePage
[08-30 10:58:53] LoadScene: 00HomePage
[08-30 10:56:38] LoadSceneAsync: 01Lesson
[08-30 10:56:36] LoadScene: 00HomePage
[08-30 10:56:30] LoadSceneAsync: 01Lesson
[08-30 10:56:29] LoadScene: 00HomePage
[08-30 10:56:18] LoadSceneAsync: 01Lesson
[08-30 10:56:16] LoadScene: 00HomePage
[08-30 10:55:45] 记住1年级的一键开始字:注
[08-30 10:55:39] LoadSceneAsync: 01Lesson
```
#ph15345022657
#00HomePage
#NullReferenceException
#Unhandled exception
#ver20260821
#iPad11,6
📸 [screenshot](https://bugsnap.cnaron.com/paid/15345022657.iPad11.6.snap.2026.08.30.10.58.53.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[08-30 10:58:53] LoadScene: 00HomePage
[08-30 10:58:53] LoadScene: 00HomePage
[08-30 10:56:38] LoadSceneAsync: 01Lesson
[08-30 10:56:36] LoadScene: 00HomePage
[08-30 10:56:30] LoadSceneAsync: 01Lesson
[08-30 10:56:29] LoadScene: 00HomePage
[08-30 10:56:18] LoadSceneAsync: 01Lesson
[08-30 10:56:16] LoadScene: 00HomePage
[08-30 10:55:45] 记住1年级的一键开始字:注
[08-30 10:55:39] LoadSceneAsync: 01Lesson
[08-30 10:55:38] LoadScene: 00HomePage
[08-30 10:55:30] LoadSceneAsync: 01Lesson
[08-30 10:55:28] LoadScene: 00HomePage
[08-30 10:55:21] LoadSceneAsync: 01Lesson
[08-30 10:55:15] LoadScene: 00HomePage
[08-30 10:55:05] LoadSceneAsync: 01Lesson
[08-30 10:55:04] LoadScene: 00HomePage
[08-30 10:54:52] LoadSceneAsync: 01Lesson
[08-30 10:54:51] LoadScene: 00HomePage
[08-30 10:54:38] LoadSceneAsync: 01Lesson
[08-30 10:54:36] LoadScene: 00HomePage
[08-30 10:53:44] LoadSceneAsync: 01Lesson
[08-30 10:53:41] LoadScene: 00HomePage
[08-30 10:53:12] LoadSceneAsync: 01Lesson
[08-30 10:53:11] LoadScene: 00HomePage
[08-30 10:52:55] LoadSceneAsync: 01Lesson
[08-30 10:52:53] LoadScene: 00HomePage
[08-30 10:51:53] LoadSceneAsync: 01Lesson
[08-30 10:51:37] LoadScene: 00HomePage
[08-30 10:50:51] LoadSceneAsync: 01Lesson

【前序异常（新→旧）】

[2026.08.30 10:58:53][Unhandled exception:LessonController.ReturnToMainMenu () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.07.14 14:04:47][Unhandled exception::DialogueBoxOnParentControl.OnDestroy () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.06.18 15:04:09][Unhandled exception::DialogueBoxOnParentControl.OnDestroy () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.06.15 20:11:04][Unhandled exception::DialogueBoxOnParentControl.OnDestroy () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]

【prefs（白名单）】

当前字: 注
本节课已学字: 
每节课学几个字: 10
手机号: 15345022657
购买的会员类型: 11001
本地存的最新版本号: 2026.08.21
是否首次安装_bool: False
消消乐放宽机型: EEBBK S5，EEBBK S4
识字断点: 通|CurrentWordExit

【最近 Debug.Log】

[LessonController] 连对数变化: 3
Answer result: Correct, Accuracy: 39.13%, Current streak: 3
[LessonController] 进度更新: 100.0% (15/14)
[LessonController] 课程完成! 耗时: 134.0秒, 完成卡片: 14
[LessonController] 从结算弹窗确认退出
[LessonController] 执行返回主菜单逻辑...
[10:58:53] 开始加载场景 00HomePage
[LessonController] 场景加载请求已发送
[BackEventManager] Scene unloaded: 01Lesson, stack count: 0
[Audio] 已同步存档设置: SFX On=True, Volume=1
[10:58:53] 00HomePage 加载完成，用时 0.05 秒。
[HomePage] 初始化轮播器至索引: 10
[LessonController] 从结算弹窗确认退出
[LessonController] 执行返回主菜单逻辑...
[10:58:53] 开始加载场景 00HomePage