🚨崩溃 NullReferenceException·LessonController.ReturnToMainMen · zfhdtn

*古古识字*
`since 2026.10.01 15:19:03`

***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 13 / API-33 (TP1A.220624.014/20250921.130315)*
device.model: *ZTE W202DS*
phone.number: *18702758827*
isPaid: ✅
currentWord: *池*
version: *2026.09.01*
scene.active: *00HomePage*
playingLink: *甲骨文卡片*
lastLink: *甲骨文卡片*
secSinceLinkChange: *178.7*
secSinceLastFlowCall: *404.3*
clicksSinceLinkChange: *107*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[10-01 15:19:03] LoadScene: 00HomePage
[10-01 15:19:03] LoadScene: 00HomePage
[10-01 15:17:00] LoadSceneAsync: 01Lesson
[10-01 15:16:50] LoadScene: 00HomePage
[10-01 15:16:20] LoadSceneAsync: 01Lesson
[10-01 15:16:04] LoadScene: 00HomePage
[10-01 15:16:04] LoadSceneAsync: 02特色功能
[10-01 15:16:02] LoadSceneAsync: 01首页面
[10-01 15:15:28] LoadSceneAsync: 02特色功能
[10-01 15:15:25] LoadScene: 01首页面
```
#ph18702758827
#00HomePage
#NullReferenceException
#Unhandled exception
#ver20260901
#ZTE W202DS
📸 [screenshot](https://bugsnap.cnaron.com/paid/18702758827.ZTE W202DS.snap.2026.10.01.15.19.03.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[10-01 15:19:03] LoadScene: 00HomePage
[10-01 15:19:03] LoadScene: 00HomePage
[10-01 15:17:00] LoadSceneAsync: 01Lesson
[10-01 15:16:50] LoadScene: 00HomePage
[10-01 15:16:20] LoadSceneAsync: 01Lesson
[10-01 15:16:04] LoadScene: 00HomePage
[10-01 15:16:04] LoadSceneAsync: 02特色功能
[10-01 15:16:02] LoadSceneAsync: 01首页面
[10-01 15:15:28] LoadSceneAsync: 02特色功能
[10-01 15:15:25] LoadScene: 01首页面
[10-01 15:15:19] LoadScene: 00HomePage
[10-01 15:13:08] LoadSceneAsync: 01Lesson
[10-01 15:13:05] LoadScene: 00HomePage
[10-01 15:12:35] LoadSceneAsync: 01Lesson
[10-01 15:12:29] LoadScene: 00HomePage
[10-01 15:12:29] LoadSceneAsync: 02特色功能
[10-01 15:12:27] LoadSceneAsync: 01首页面
[10-01 15:12:23] LoadSceneAsync: 02特色功能
[10-01 15:12:20] LoadSceneAsync: 01首页面
[10-01 15:12:19] LoadSceneAsync: 02二级菜单之字
[10-01 15:12:19] 返回到二级菜单0
[10-01 15:12:19] Flow: BtnBack_OnClick
[10-01 13:20:59] 断点恢复补判横幅
[10-01 13:20:58] Flow: GameBbYellow
[10-01 13:20:58] [Cloud]断点续传:池 → GameBbYellow
[10-01 13:20:58] LoadSceneAsync: 03识字模块
[10-01 13:13:24] LoadSceneAsync: 02二级菜单之字
[10-01 13:13:24] 返回到二级菜单0
[10-01 13:13:24] Flow: BtnBack_OnClick
[10-01 13:13:23] Flow: GameBbYellow

【前序异常（新→旧）】

[2026.10.01 15:19:03][Unhandled exception:LessonController.ReturnToMainMenu () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.10.01 12:57:21][Unhandled exception:LessonController.ReturnToMainMenu () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.10.01 07:08:15][Unhandled exception:LessonController.ReturnToMainMenu () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.09.16 20:04:11][Unhandled exception:GameRecogWordOnEveryBalloon.OnWrongUp () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]

【prefs（白名单）】

当前字: 池
本节课已学字: 
每节课学几个字: 3
手机号: 18702758827
购买的会员类型: 11001
本地存的最新版本号: 2026.09.01
是否首次安装_bool: False
消消乐放宽机型: EEBBK S5，EEBBK S4
识字断点: 池|GameBbYellow

【最近 Debug.Log】

[LessonController] 连对数变化: 3
Answer result: Correct, Accuracy: 71.43%, Current streak: 3
[LessonController] 进度更新: 100.0% (9/8)
[LessonController] 课程完成! 耗时: 121.0秒, 完成卡片: 8
[LessonController] 从结算弹窗确认退出
[LessonController] 执行返回主菜单逻辑...
[15:19:03] 开始加载场景 00HomePage
[LessonController] 场景加载请求已发送
[BackEventManager] Scene unloaded: 01Lesson, stack count: 3
[Audio] 已同步存档设置: SFX On=True, Volume=1
[15:19:03] 00HomePage 加载完成，用时 0.07 秒。
[HomePage] 初始化轮播器至索引: 11
[LessonController] 从结算弹窗确认退出
[LessonController] 执行返回主菜单逻辑...
[15:19:03] 开始加载场景 00HomePage