🚨崩溃 NullReferenceException·DialogueBoxOnParentControl.<IsWr · fbwcrp

*古古识字*
`since 2026.08.31 17:27:30`

***Classifier***
```csharp
NullReferenceException: Object reference not set to an instance of an object.```
***Callstack***
```csharp
[1].DialogueBoxOnParentControl.<IsWrong>b__37_0:0
[2].UnityEngine.Events.UnityAction.Invoke:0
[3].HGuGuExtension+<_MyInvoke_Imp>d__208.MoveNext:0
[4].UnityEngine.SetupCoroutine.InvokeMoveNext:0
```
***Attributes***
platform: *IPhonePlayer*
os.version: *iPadOS 18.7.9*
device.model: *iPad7,12*
phone.number: *13393805161*
isPaid: ❌
currentWord: *天*
version: *2026.08.21*
scene.active: *02二级菜单之字*
playingLink: *记忆曲线复习*
lastLink: *记忆曲线复习*
secSinceLinkChange: *37.5*
secSinceLastFlowCall: *12.1*
clicksSinceLinkChange: *27*
shieldCount: *1*
dialogueBoxCount: *1*
isSynthetic: *false*
oplist:
```
[08-31 17:27:18] LoadScene: 02二级菜单之字
[08-31 17:27:18] Flow: BtnBack_OnClick
[08-31 17:27:07] 每日复习强制提示弹窗已展示
[08-31 17:27:07] 开始记忆曲线复习
[08-31 17:27:07] Flow: DailyReview
[08-31 17:27:07] LoadSceneAsync: 03小猫场景
[08-31 17:27:07] 记住1年级的一键开始字:天
[08-31 17:27:07] [Cloud]从人跳到天
[08-31 17:27:02] Main Menu: OnPointDropBg
[08-31 17:27:02] LoadSceneAsync: 02二级菜单之字
```
#ph13393805161
#02二级菜单之字
#NullReferenceException
#Unhandled exception
#ver20260821
#iPad7,12
📸 [screenshot](https://bugsnap.cnaron.com/login/13393805161.iPad7.12.snap.2026.08.31.17.27.30.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[08-31 17:27:18] LoadScene: 02二级菜单之字
[08-31 17:27:18] Flow: BtnBack_OnClick
[08-31 17:27:07] 每日复习强制提示弹窗已展示
[08-31 17:27:07] 开始记忆曲线复习
[08-31 17:27:07] Flow: DailyReview
[08-31 17:27:07] LoadSceneAsync: 03小猫场景
[08-31 17:27:07] 记住1年级的一键开始字:天
[08-31 17:27:07] [Cloud]从人跳到天
[08-31 17:27:02] Main Menu: OnPointDropBg
[08-31 17:27:02] LoadSceneAsync: 02二级菜单之字
[08-31 17:27:02] Main Menu: OnClickVerticalPoetryTitle
[08-31 17:27:02] Main Menu: OnPointDownBg
[08-31 17:27:02] Main Menu: OnPointDropBg
[08-31 17:27:02] Main Menu: OnPointDropBg
[08-31 17:27:02] Main Menu: OnPointDownBg
[08-31 17:27:02] Main Menu: OnPointDownBg
[08-31 17:26:59] Main Menu: OnTriggerEnterAnim
[08-31 17:26:59] Main Menu: OnTriggerExitAnim
[08-31 17:26:59] Main Menu: OnTriggerEnterAnim
[08-31 17:26:59] Main Menu: OnTriggerExitAnim
[08-31 17:26:59] Main Menu: OnTriggerEnterAnim
[08-31 17:26:59] Main Menu: OnTriggerExitAnim
[08-31 17:26:59] Main Menu: OnTriggerEnterAnim
[08-31 17:26:59] Main Menu: OnTriggerMiddleLine
[08-31 17:26:59] Main Menu: CheckDialogueQueue_Finish
[08-31 17:26:59] Main Menu: CheckDialogueQueue
[08-31 17:26:58] 每日复习强制提示弹窗已展示
[08-31 17:26:58] 开始记忆曲线复习
[08-31 17:26:58] Flow: DailyReview
[08-31 17:26:58] LoadSceneAsync: 01-首页面-古典模式

【前序异常（新→旧）】

[2026.08.31 17:27:30][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: 天
本节课已学字: 天地
每节课学几个字: 3
手机号: 13393805161
购买的会员类型: 00000
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: 人|GameZuCi

【最近 Debug.Log】

[17:27:07] 开始加载场景 03小猫场景
[BackEventManager] Unregistered: 识字场景, removed 1, stack count: 2
[BackEventManager] Scene unloaded: 02二级菜单之字, stack count: 2
[BackEventManager] Registered: 学习场景, stack count: 3
[17:27:07] 03小猫场景 加载完成，用时 0.56 秒。
[17:27:18] 开始加载场景 02二级菜单之字
[BackEventManager] Scene unloaded: 03小猫场景, stack count: 3
[17:27:18] 02二级菜单之字 加载完成，用时 0.05 秒。
[BackEventManager] Registered: 识字场景, stack count: 4
[17:27:20] currentIdx:0; newIdx:39
正确答案： <color=#FFE08D>54</color> 
[17:27:25] currentIdx:0; newIdx:28
正确答案： <color=#FFE08D>36</color> 
[17:27:25] currentIdx:0; newIdx:28
正确答案： <color=#FFE08D>12</color>