🚨崩溃 NullReferenceException·LessonController.ReturnToMainMen · u76ams

*古古识字*
`since 2026.09.06 08:39:38`

***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 15 / API-35 (AP3A.240905.015.A2_V000L1/compiler260710164745)*
device.model: *vivo PA2511*
phone.number: *15580556807*
isPaid: ✅
currentWord: *日*
version: *2026.08.18*
scene.active: *00HomePage*
playingLink: *甲骨文卡片*
lastLink: *甲骨文卡片*
secSinceLinkChange: *139.1*
secSinceLastFlowCall: *-1*
clicksSinceLinkChange: *46*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[09-06 08:39:38] LoadScene: 00HomePage
[09-06 08:39:38] LoadScene: 00HomePage
[09-06 08:38:56] LoadSceneAsync: 01Lesson
[09-06 08:38:34] LoadScene: 00HomePage
[09-06 08:37:56] LoadSceneAsync: 01Lesson
[09-06 08:37:54] LoadScene: 00HomePage
[09-06 08:37:33] LoadSceneAsync: 01Lesson
[09-06 08:37:28] LoadScene: 00HomePage
[09-06 08:37:22] LoadSceneAsync: 01Lesson
[09-06 08:37:19] LoadScene: 00HomePage
```
#ph15580556807
#00HomePage
#NullReferenceException
#Unhandled exception
#ver20260818
#vivo PA2511
📸 [screenshot](https://bugsnap.cnaron.com/paid/15580556807.vivo PA2511.snap.2026.09.06.08.39.38.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[09-06 08:39:38] LoadScene: 00HomePage
[09-06 08:39:38] LoadScene: 00HomePage
[09-06 08:38:56] LoadSceneAsync: 01Lesson
[09-06 08:38:34] LoadScene: 00HomePage
[09-06 08:37:56] LoadSceneAsync: 01Lesson
[09-06 08:37:54] LoadScene: 00HomePage
[09-06 08:37:33] LoadSceneAsync: 01Lesson
[09-06 08:37:28] LoadScene: 00HomePage
[09-06 08:37:22] LoadSceneAsync: 01Lesson
[09-06 08:37:19] LoadScene: 00HomePage
[09-06 08:37:19] LoadSceneAsync: 02特色功能
[09-06 08:37:11] 记住1年级的一键开始字:日
[09-06 08:37:10] LoadSceneAsync: 01首页面
[09-06 08:37:10] [Cloud]打开App0906-08:37：VIVO PA2511@2026.08.18SNOP
[09-06 08:37:10] LoadScene: 00Load
[09-04 17:45:11] LoadSceneAsync: 02二级菜单之字
[09-04 17:45:11] 返回到二级菜单0
[09-04 17:45:11] Flow: BtnBack_OnClick
[09-04 17:45:07] 记住1年级的一键开始字:日
[09-04 17:45:07] Flow: CurrentWordExit
[09-04 17:45:03] Flow: CurrentWordFinish
[09-04 17:45:03] Flow: GameFeiHuaLing_Finish
[09-04 17:45:03] Flow: GameFeiHuaLing
[09-04 17:45:03] Flow: GameWiKiCulture_Finish
[09-04 17:45:03] Flow: GameWiKiCulture
[09-04 17:45:03] Flow: GameSoulLink_Finish
[09-04 17:45:03] Flow: GameSoulLink
[09-04 17:45:03] Flow: GameZuCi_Finish
[09-04 17:44:45] Flow: GameZuCi
[09-04 17:44:45] Flow: GamePinYin_Finish

【前序异常（新→旧）】

[2026.09.06 08:39:38][Unhandled exception:LessonController.ReturnToMainMenu () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.09.04 07:06:51][Unhandled exception:UnityEngine.MonoBehaviour.StartCoroutine (System.Collections.IEnumerator routine) (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]

【prefs（白名单）】

当前字: 日
本节课已学字: 站坐
每节课学几个字: 5
手机号: 15580556807
购买的会员类型: 11003
本地存的最新版本号: 2026.08.18
是否首次安装_bool: False
消消乐放宽机型: EEBBK S5，EEBBK S4
识字断点: 坐|CurrentWordExit

【最近 Debug.Log】

[LessonController] 进度更新: 100.0% (2/1)
[LessonController] 课程完成! 耗时: 22.6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...
[08:39:38] 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
[08:39:38] 00HomePage 加载完成，用时 0.08 秒。
[HomePage] 初始化轮播器至索引: 2
[LessonController] 从结算弹窗确认退出
[LessonController] 执行返回主菜单逻辑...
[08:39:38] 开始加载场景 00HomePage