🚨崩溃 NullReferenceException·LessonController.ReturnToMainMen · 4hszpd

*古古识字*
`since 2026.09.09 20:08:58`

***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 (HUAWEISLG-W10/104.5.0.251DHSP10)*
device.model: *HUAWEI SLG-W10*
phone.number: *13903064465*
isPaid: ✅
currentWord: *翔*
version: *2026.09.01*
scene.active: *00HomePage*
playingLink: *甲骨文卡片*
lastLink: *甲骨文卡片*
secSinceLinkChange: *468.1*
secSinceLastFlowCall: *472.5*
clicksSinceLinkChange: *116*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[09-09 20:08:58] LoadScene: 00HomePage
[09-09 20:08:57] LoadScene: 00HomePage
[09-09 20:07:55] LoadSceneAsync: 01Lesson
[09-09 20:07:14] LoadScene: 00HomePage
[09-09 20:07:11] LoadSceneAsync: 01Lesson
[09-09 20:07:02] LoadScene: 00HomePage
[09-09 20:01:13] LoadSceneAsync: 01Lesson
[09-09 20:01:10] LoadScene: 00HomePage
[09-09 20:01:10] LoadSceneAsync: 02特色功能
[09-09 20:01:06] LoadSceneAsync: 01首页面
```
#ph13903064465
#00HomePage
#NullReferenceException
#Unhandled exception
#ver20260901
#HUAWEI SLG-W10
📸 [screenshot](https://bugsnap.cnaron.com/paid/13903064465.HUAWEI SLG-W10.snap.2026.09.09.20.08.58.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[09-09 20:08:58] LoadScene: 00HomePage
[09-09 20:08:57] LoadScene: 00HomePage
[09-09 20:07:55] LoadSceneAsync: 01Lesson
[09-09 20:07:14] LoadScene: 00HomePage
[09-09 20:07:11] LoadSceneAsync: 01Lesson
[09-09 20:07:02] LoadScene: 00HomePage
[09-09 20:01:13] LoadSceneAsync: 01Lesson
[09-09 20:01:10] LoadScene: 00HomePage
[09-09 20:01:10] LoadSceneAsync: 02特色功能
[09-09 20:01:06] LoadSceneAsync: 01首页面
[09-09 20:01:05] LoadSceneAsync: 02二级菜单之字
[09-09 20:01:05] 返回到二级菜单1
[09-09 20:01:05] Flow: BtnBack_OnClick
[09-09 20:01:03] [Cloud]完成本节课学习SNOP0909
[09-09 20:01:03] Flow: Mainline_ThreePartsOfLearnWords
[09-09 20:01:00] Flow: Mainline_AfteCurrentRoundStudy
[09-09 20:01:00] Flow: Mainline_AfterXFX
[09-09 20:01:00] Flow: GameXiaoFuXi_Finish
[09-09 19:59:43] Flow: GameXiaoFuXi
[09-09 19:59:43] LoadSceneAsync: 03小狗场景
[09-09 19:59:41] Flow: Mainline_AfterThreePartsInReview
[09-09 19:59:36] Flow: StarBox_Three
[09-09 19:59:36] Flow: MainLine_ChallengeTogether_Finish
[09-09 19:58:51] Flow: MainLine_ChallengeTogether
[09-09 19:58:51] Flow: MainLine_GameWritingXXL_Finish
[09-09 19:58:51] Flow: MainLine_GameWritingXXL
[09-09 19:58:51] Flow: GameWritingXiaoXiaoLe_Finish
[09-09 19:58:28] Flow: MainLine_GameWritingXXL
[09-09 19:58:28] Flow: GameWritingXiaoXiaoLe_Finish
[09-09 19:57:55] Flow: MainLine_GameWritingXXL

【前序异常（新→旧）】

[2026.09.09 20:08:58][Unhandled exception:LessonController.ReturnToMainMenu () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.08.31 18:39:58][Unhandled exception:DialogueBoxOnParentControl.<IsWrong>b__37_0 () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]

【prefs（白名单）】

当前字: 翔
本节课已学字: 
每节课学几个字: 10
手机号: 13903064465
购买的会员类型: 11009
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: 雄|CurrentWordExit

【最近 Debug.Log】

[LessonController] 进度更新: 100.0% (2/1)
[LessonController] 课程完成! 耗时: 59.9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...
[20:08:57] 开始加载场景 00HomePage
[LessonController] 场景加载请求已发送
[BackEventManager] Scene unloaded: 01Lesson, stack count: 5
[Audio] 已同步存档设置: SFX On=True, Volume=1
[20:08:58] 00HomePage 加载完成，用时 0.08 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...
[20:08:58] 开始加载场景 00HomePage