🚨崩溃 NullReferenceException·LessonController.ReturnToMainMen · waqpjp

*古古识字*
`since 2026.08.27 21:17:18`

***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: *Android*
os.version: *Android OS 10 / API-29 (HUAWEIBZH5-W00/103.0.0.210ENTC308)*
device.model: *HUAWEI BZH5-W00*
phone.number: *18030355302*
isPaid: ✅
currentWord: *句*
version: *2026.08.21*
scene.active: *00HomePage*
playingLink: *甲骨文卡片*
lastLink: *甲骨文卡片*
secSinceLinkChange: *505.9*
secSinceLastFlowCall: *-1*
clicksSinceLinkChange: *272*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[08-27 21:17:18] LoadScene: 00HomePage
[08-27 21:17:18] LoadScene: 00HomePage
[08-27 21:14:31] LoadSceneAsync: 01Lesson
[08-27 21:14:15] LoadScene: 00HomePage
[08-27 21:13:47] LoadSceneAsync: 01Lesson
[08-27 21:13:46] 记住1年级的一键开始字:句
[08-27 21:13:44] LoadScene: 00HomePage
[08-27 21:12:22] LoadSceneAsync: 01Lesson
[08-27 21:12:19] LoadScene: 00HomePage
[08-27 21:11:12] LoadSceneAsync: 01Lesson
```
#ph18030355302
#00HomePage
#NullReferenceException
#Unhandled exception
#ver20260821
#HUAWEI BZH5-W00
📸 [screenshot](https://bugsnap.cnaron.com/paid/18030355302.HUAWEI BZH5-W00.snap.2026.08.27.21.17.18.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[08-27 21:17:18] LoadScene: 00HomePage
[08-27 21:17:18] LoadScene: 00HomePage
[08-27 21:14:31] LoadSceneAsync: 01Lesson
[08-27 21:14:15] LoadScene: 00HomePage
[08-27 21:13:47] LoadSceneAsync: 01Lesson
[08-27 21:13:46] 记住1年级的一键开始字:句
[08-27 21:13:44] LoadScene: 00HomePage
[08-27 21:12:22] LoadSceneAsync: 01Lesson
[08-27 21:12:19] LoadScene: 00HomePage
[08-27 21:11:12] LoadSceneAsync: 01Lesson
[08-27 21:11:07] LoadScene: 00HomePage
[08-27 21:10:48] LoadSceneAsync: 01Lesson
[08-27 21:10:42] LoadScene: 00HomePage
[08-27 21:09:55] LoadSceneAsync: 01Lesson
[08-27 21:09:52] LoadScene: 00HomePage
[08-27 21:08:57] LoadSceneAsync: 01Lesson
[08-27 21:08:52] LoadScene: 00HomePage
[08-27 21:08:52] LoadSceneAsync: 02特色功能
[08-27 21:08:43] 记住1年级的一键开始字:句
[08-27 21:08:43] LoadSceneAsync: 01首页面
[08-27 21:08:43] [Cloud]打开App0827-21:08：HUAWEI BZH5-W00@2026.08.21SNOP
[08-27 21:08:42] LoadScene: 00Load
[08-26 20:20:07] LoadSceneAsync: 01Lesson
[08-26 20:19:55] LoadScene: 00HomePage
[08-26 20:18:32] LoadSceneAsync: 01Lesson
[08-26 20:17:57] LoadScene: 00HomePage
[08-26 20:15:22] LoadSceneAsync: 01Lesson
[08-26 20:15:18] LoadScene: 00HomePage
[08-26 20:14:42] LoadSceneAsync: 01Lesson
[08-26 20:14:37] LoadScene: 00HomePage

【前序异常（新→旧）】

[2026.08.27 21:17:18][Unhandled exception:LessonController.ReturnToMainMenu () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]

【prefs（白名单）】

当前字: 句
本节课已学字: 词
每节课学几个字: 5
手机号: 18030355302
购买的会员类型: 11009
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: 句|GamePinYin

【最近 Debug.Log】

[LessonController] 连对数变化: 0
Answer result: Incorrect, Accuracy: 0.00%, Current streak: 0
[LessonController] 进度更新: 100.0% (2/1)
[LessonController] 课程完成! 耗时: 164.7秒, 完成卡片: 1
[LessonController] 从结算弹窗确认退出
[LessonController] 执行返回主菜单逻辑...
[21:17:18] 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
[21:17:18] 00HomePage 加载完成，用时 0.11 秒。
[HomePage] 初始化轮播器至索引: 20
[LessonController] 从结算弹窗确认退出
[LessonController] 执行返回主菜单逻辑...
[21:17:18] 开始加载场景 00HomePage