🚨崩溃 NullReferenceException·DialogueBoxOnParentControl.<IsWr · jrbz27

*古古识字*
`since 2026.08.24 20:13:00`

***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 26.5.2*
device.model: *iPad13,18*
phone.number: *18435137894*
isPaid: ✅
currentWord: *耳*
version: *2026.08.21*
scene.active: *02二级菜单之字*
playingLink: *-*
lastLink: *照着写字格*
secSinceLinkChange: *9.4*
secSinceLastFlowCall: *9.5*
clicksSinceLinkChange: *5*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[08-24 20:12:51] LoadSceneAsync: 02二级菜单之字
[08-24 20:12:51] 返回到二级菜单0
[08-24 20:12:51] Flow: BtnBack_OnClick
[08-24 20:12:51] Flow: GameWritingZhaoZheXie
[08-24 20:12:51] Flow: GameBbYellow_Finish
[08-24 20:12:51] Flow: GameBbYellow
[08-24 20:12:51] Flow: GameBbRed_Finish
[08-24 20:12:51] Flow: GameBbRed
[08-24 20:12:51] Flow: GameBbWhite_Finish
[08-24 20:12:51] Flow: GameBbWhite
```
#ph18435137894
#02二级菜单之字
#NullReferenceException
#Unhandled exception
#ver20260821
#iPad13,18
📸 [screenshot](https://bugsnap.cnaron.com/paid/18435137894.iPad13.18.snap.2026.08.24.20.13.00.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[08-24 20:12:51] LoadSceneAsync: 02二级菜单之字
[08-24 20:12:51] 返回到二级菜单0
[08-24 20:12:51] Flow: BtnBack_OnClick
[08-24 20:12:51] Flow: GameWritingZhaoZheXie
[08-24 20:12:51] Flow: GameBbYellow_Finish
[08-24 20:12:51] Flow: GameBbYellow
[08-24 20:12:51] Flow: GameBbRed_Finish
[08-24 20:12:51] Flow: GameBbRed
[08-24 20:12:51] Flow: GameBbWhite_Finish
[08-24 20:12:51] Flow: GameBbWhite
[08-24 20:12:50] 断点恢复补判横幅
[08-24 20:12:50] Flow: GameNewWordEnter_Begin_NotCareFinish_OnlyForShowing
[08-24 20:12:50] 开始学习字[耳]
[08-24 20:12:50] Flow: WhichLinkShouldBe_CurrentWordBegin
[08-24 20:12:49] LoadSceneAsync: 03识字模块
[08-24 20:12:49] 记住1年级的一键开始字:耳
[08-24 20:12:49] [Cloud]从口跳到耳
[08-24 20:12:47] LoadSceneAsync: 02二级菜单之字
[08-24 20:12:47] 返回到二级菜单0
[08-24 20:12:47] Flow: BtnBack_OnClick
[08-24 20:12:45] Flow: GameBbWhite
[08-24 20:12:44] 断点恢复补判横幅
[08-24 20:12:44] Flow: GameNewWordEnter_Begin_NotCareFinish_OnlyForShowing
[08-24 20:12:44] 开始学习字[口]
[08-24 20:12:44] Flow: WhichLinkShouldBe_CurrentWordBegin
[08-24 20:12:44] LoadSceneAsync: 03识字模块
[08-24 20:12:34] LoadSceneAsync: 02二级菜单之字
[08-24 20:12:34] 返回到二级菜单0
[08-24 20:12:34] Flow: BtnBack_OnClick
[08-24 20:12:29] 记住1年级的一键开始字:口

【前序异常（新→旧）】

[2026.08.24 20:13:00][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: 耳
本节课已学字: 日月山川水火田下
每节课学几个字: 10
手机号: 18435137894
购买的会员类型: 11003
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: 耳|GameWritingZhaoZheXie

【最近 Debug.Log】

[20:12:49]  <color=#FF515A>[OP]：</color> 从口跳到耳 <- 断点续传:下 → GameBbWhite <- 从禾跳到下 <- 断点续传:水 → GameFeiHuaLing <- 断点续传:水 → GameBbWhite <- 从日跳到月 <- 从月跳到日 <- 断点续传:月 → GameFeiHuaLing <- 断点续传:月 → GameBbWhite <- 断点续传:日 → GameBbWhite <- 
[20:12:49] 上传：当前字、打怪积分、课表
[20:12:49] 上传：打怪积分和 <color=#FFE08D>凿壁借光</color> 
[20:12:49] 开始加载场景 03识字模块
[BackEventManager] Unregistered: 识字场景, removed 1, stack count: 14
[BackEventManager] Scene unloaded: 02二级菜单之字, stack count: 14
[BackEventManager] Registered: 学习场景, stack count: 15
[20:12:50] 03识字模块 加载完成，用时 0.18 秒。
[20:12:50] [CreateLink] 正在查找环节资源:  <color=#FFE08D>00字入场</color> 
[20:12:51] 开始加载场景 02二级菜单之字
[BackEventManager] Scene unloaded: 03识字模块, stack count: 15
[20:12:51] 02二级菜单之字 加载完成，用时 0.07 秒。
[BackEventManager] Registered: 识字场景, stack count: 16
[20:12:53] currentIdx:14; newIdx:27
正确答案： <color=#FFE08D>32</color>