🚨崩溃 NullReferenceException·LessonController.ReturnToMainMen · eftxss

*古古识字*
`since 2026.08.29 23:04:39`

***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 12 / API-31 (HUAWEIDBY-W09/104.2.0.213C00)*
device.model: *HUAWEI DBY-W09*
phone.number: *15836585585*
isPaid: ✅
currentWord: *频*
version: *2026.08.21*
scene.active: *00HomePage*
playingLink: *甲骨文卡片*
lastLink: *甲骨文卡片*
secSinceLinkChange: *176.6*
secSinceLastFlowCall: *-1*
clicksSinceLinkChange: *135*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[08-29 23:04:39] LoadScene: 00HomePage
[08-29 23:04:39] LoadScene: 00HomePage
[08-29 23:03:57] LoadSceneAsync: 01Lesson
[08-29 23:03:40] LoadScene: 00HomePage
[08-29 23:03:16] LoadSceneAsync: 01Lesson
[08-29 23:03:06] LoadScene: 00HomePage
[08-29 23:02:30] LoadSceneAsync: 01Lesson
[08-29 23:02:29] LoadScene: 00HomePage
[08-29 23:01:50] LoadSceneAsync: 01Lesson
[08-29 23:01:43] LoadScene: 00HomePage
```
#ph15836585585
#00HomePage
#NullReferenceException
#Unhandled exception
#ver20260821
#HUAWEI DBY-W09
📸 [screenshot](https://bugsnap.cnaron.com/paid/15836585585.HUAWEI DBY-W09.snap.2026.08.29.23.04.39.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[08-29 23:04:39] LoadScene: 00HomePage
[08-29 23:04:39] LoadScene: 00HomePage
[08-29 23:03:57] LoadSceneAsync: 01Lesson
[08-29 23:03:40] LoadScene: 00HomePage
[08-29 23:03:16] LoadSceneAsync: 01Lesson
[08-29 23:03:06] LoadScene: 00HomePage
[08-29 23:02:30] LoadSceneAsync: 01Lesson
[08-29 23:02:29] LoadScene: 00HomePage
[08-29 23:01:50] LoadSceneAsync: 01Lesson
[08-29 23:01:43] LoadScene: 00HomePage
[08-29 23:01:43] LoadSceneAsync: 02特色功能
[08-29 23:01:40] [Cloud]完成本节课学习SNOP0829
[08-29 23:01:40] [Cloud]刚打开App，发现字数满了
[08-29 23:01:36] [Cloud]HUAWEI DBY-W09更新了App，从2026.07.27到2026.08.21
[08-29 23:01:35] 记住3年级的一键开始字:频
[08-29 23:01:35] LoadSceneAsync: 01首页面
[08-29 23:01:35] [Cloud]打开App0829-23:01：HUAWEI DBY-W09@2026.08.21SNOP
[08-29 23:01:34] LoadScene: 00Load
[08-15 00:20:14] LoadSceneAsync: 02二级菜单之字
[08-15 00:20:14] 返回到二级菜单2
[08-15 00:20:14] Flow: BtnBack_OnClick
[08-14 18:16:42] Flow: StarBox_Three
[08-14 18:16:42] Flow: MainLine_ChallengeTogether_Finish
[08-14 18:16:20] Flow: MainLine_ChallengeTogether
[08-14 18:16:20] Flow: MainLine_GameWritingXXL_Finish
[08-14 18:16:20] Flow: MainLine_GameWritingXXL
[08-14 18:16:20] Flow: GameWritingXiaoXiaoLe_Finish
[08-14 18:15:34] Flow: MainLine_GameWritingXXL
[08-14 18:15:34] Flow: GameWritingXiaoXiaoLe_Finish
[08-14 18:14:54] Flow: MainLine_GameWritingXXL

【前序异常（新→旧）】

[2026.08.29 23:04:39][Unhandled exception:LessonController.ReturnToMainMenu () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2025.12.19 20:04:56][Unhandled exception::LinkTriggerDetector+<GenerateObjects>d__24.MoveNext () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]

【prefs（白名单）】

当前字: 频
本节课已学字: 
每节课学几个字: 3
手机号: 15836585585
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: 橘|CurrentWordExit

【最近 Debug.Log】

[LessonController] 进度更新: 100.0% (2/1)
[LessonController] 课程完成! 耗时: 39.9秒, 完成卡片: 1
[PinyinFlowCard] 游戏结束! 错题数: 0
[PinyinFlowCard] 游戏全部完成
[LessonController] 从结算弹窗确认退出
[LessonController] 执行返回主菜单逻辑...
[23:04:39] 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
[23:04:39] 00HomePage 加载完成，用时 0.06 秒。
[HomePage] 初始化轮播器至索引: 8
[LessonController] 从结算弹窗确认退出
[LessonController] 执行返回主菜单逻辑...
[23:04:39] 开始加载场景 00HomePage