🚨崩溃 NullReferenceException·LessonController.ReturnToMainMen · phjc4h

*古古识字*
`since 2026.09.10 20:29:05`

***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 (HUAWEIBTKR-W00/104.2.0.192C00)*
device.model: *HUAWEI BTKR-W00*
phone.number: *18700320734*
isPaid: ✅
currentWord: *口*
version: *2026.09.01*
scene.active: *00HomePage*
playingLink: *甲骨文卡片*
lastLink: *甲骨文卡片*
secSinceLinkChange: *840.4*
secSinceLastFlowCall: *853.9*
clicksSinceLinkChange: *370*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[09-10 20:29:05] LoadScene: 00HomePage
[09-10 20:29:05] LoadScene: 00HomePage
[09-10 20:26:38] LoadSceneAsync: 01Lesson
[09-10 20:26:36] LoadScene: 00HomePage
[09-10 20:24:35] LoadSceneAsync: 01Lesson
[09-10 20:24:31] LoadScene: 00HomePage
[09-10 20:23:36] LoadSceneAsync: 01Lesson
[09-10 20:23:32] LoadScene: 00HomePage
[09-10 20:20:13] LoadSceneAsync: 01Lesson
[09-10 20:20:06] LoadScene: 00HomePage
```
#ph18700320734
#00HomePage
#NullReferenceException
#Unhandled exception
#ver20260901
#HUAWEI BTKR-W00
📸 [screenshot](https://bugsnap.cnaron.com/paid/18700320734.HUAWEI BTKR-W00.snap.2026.09.10.20.29.05.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[09-10 20:29:05] LoadScene: 00HomePage
[09-10 20:29:05] LoadScene: 00HomePage
[09-10 20:26:38] LoadSceneAsync: 01Lesson
[09-10 20:26:36] LoadScene: 00HomePage
[09-10 20:24:35] LoadSceneAsync: 01Lesson
[09-10 20:24:31] LoadScene: 00HomePage
[09-10 20:23:36] LoadSceneAsync: 01Lesson
[09-10 20:23:32] LoadScene: 00HomePage
[09-10 20:20:13] LoadSceneAsync: 01Lesson
[09-10 20:20:06] LoadScene: 00HomePage
[09-10 20:16:15] LoadSceneAsync: 01Lesson
[09-10 20:16:09] LoadScene: 00HomePage
[09-10 20:15:12] LoadSceneAsync: 01Lesson
[09-10 20:15:05] LoadScene: 00HomePage
[09-10 20:15:05] LoadSceneAsync: 02特色功能
[09-10 20:15:03] LoadSceneAsync: 01首页面
[09-10 20:14:52] LoadSceneAsync: 02二级菜单之字
[09-10 20:14:52] 返回到二级菜单0
[09-10 20:14:52] Flow: BtnBack_OnClick
[09-10 20:14:46] Flow: GameBbWhite
[09-10 20:14:45] 断点恢复补判横幅
[09-10 20:14:45] Flow: GameNewWordEnter_Begin_NotCareFinish_OnlyForShowing
[09-10 20:14:45] 开始学习字[口]
[09-10 20:14:45] Flow: WhichLinkShouldBe_CurrentWordBegin
[09-10 20:14:44] LoadSceneAsync: 03识字模块
[09-10 20:14:44] 记住1年级的一键开始字:口
[09-10 20:14:44] [Cloud]从下跳到口
[09-10 20:14:43] LoadSceneAsync: 02二级菜单之字
[09-10 20:14:43] 返回到二级菜单0
[09-10 20:14:43] Flow: BtnBack_OnClick

【前序异常（新→旧）】

[2026.09.10 20:29:05][Unhandled exception:LessonController.ReturnToMainMenu () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.09.10 20:12:39][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: 口
本节课已学字: 四五上
每节课学几个字: 3
手机号: 18700320734
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: 口|GameBbWhite

【最近 Debug.Log】

[LessonController] 连对数变化: 6
Answer result: Correct, Accuracy: 77.78%, Current streak: 6
[LessonController] 进度更新: 100.0% (12/11)
[LessonController] 课程完成! 耗时: 132.6秒, 完成卡片: 11
[LessonController] 从结算弹窗确认退出
[LessonController] 执行返回主菜单逻辑...
[20:29:05] 开始加载场景 00HomePage
[LessonController] 场景加载请求已发送
[BackEventManager] Scene unloaded: 01Lesson, stack count: 8
[Audio] 已同步存档设置: SFX On=True, Volume=1
[20:29:05] 00HomePage 加载完成，用时 0.10 秒。
[HomePage] 初始化轮播器至索引: 7
[LessonController] 从结算弹窗确认退出
[LessonController] 执行返回主菜单逻辑...
[20:29:05] 开始加载场景 00HomePage