🚨崩溃 NullReferenceException·DialogueBoxOnParentControl.<IsWr · wv427p

*古古识字*
`since 2026.10.16 20:57:03`

***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: *Android*
os.version: *Android OS 16 / API-36 (BP2A.250605.031.A3/OS3.0.308.0.WOKCNXM)*
device.model: *Xiaomi 24117RK2CC*
phone.number: *15023627778*
isPaid: ❌
currentWord: *把*
version: *2026.09.28*
scene.active: *02二级菜单之字*
playingLink: *-*
lastLink: *黄字黑板*
secSinceLinkChange: *19.5*
secSinceLastFlowCall: *19.5*
clicksSinceLinkChange: *32*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[10-16 20:56:43] LoadSceneAsync: 02二级菜单之字
[10-16 20:56:43] 返回到二级菜单0
[10-16 20:56:43] Flow: BtnBack_OnClick
[10-16 20:56:26] Flow: GameBbYellow
[10-16 20:56:26] Flow: GameBbRed_Finish
[10-16 20:56:26] Flow: GameBbRed
[10-16 20:56:26] Flow: GameBbWhite_Finish
[10-16 20:56:26] Flow: GameBbWhite
[10-16 20:56:25] Flow: GameNewWordEnter_Begin_NotCareFinish_OnlyForShowing
[10-16 20:56:25] 开始学习字[把]
```
#ph15023627778
#02二级菜单之字
#NullReferenceException
#Unhandled exception
#ver20260928
#Xiaomi 24117RK2CC
📸 [screenshot](https://bugsnap.cnaron.com/login/15023627778.Xiaomi 24117RK2CC.snap.2026.10.16.20.57.03.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[10-16 20:56:43] LoadSceneAsync: 02二级菜单之字
[10-16 20:56:43] 返回到二级菜单0
[10-16 20:56:43] Flow: BtnBack_OnClick
[10-16 20:56:26] Flow: GameBbYellow
[10-16 20:56:26] Flow: GameBbRed_Finish
[10-16 20:56:26] Flow: GameBbRed
[10-16 20:56:26] Flow: GameBbWhite_Finish
[10-16 20:56:26] Flow: GameBbWhite
[10-16 20:56:25] Flow: GameNewWordEnter_Begin_NotCareFinish_OnlyForShowing
[10-16 20:56:25] 开始学习字[把]
[10-16 20:56:25] Flow: WhichLinkShouldBe_CurrentWordBegin
[10-16 20:56:25] LoadSceneAsync: 03识字模块
[10-16 20:56:25] 记住1年级的一键开始字:把
[10-16 20:56:25] [Cloud]从伞跳到把
[10-16 20:56:23] LoadSceneAsync: 02二级菜单之字
[10-16 20:56:23] 返回到二级菜单0
[10-16 20:56:23] Flow: BtnBack_OnClick
[10-16 20:56:22] Flow: GameNewWordEnter_Begin_NotCareFinish_OnlyForShowing
[10-16 20:56:22] [Cloud]断点续传:伞 → GameNewWordEnter_Begin_NotCareFinish_OnlyForShowing
[10-16 20:56:22] LoadSceneAsync: 03识字模块
[10-16 20:56:21] LoadSceneAsync: 02二级菜单之字
[10-16 20:56:21] 返回到二级菜单0
[10-16 20:56:21] Flow: BtnBack_OnClick
[10-16 20:56:20] Flow: GameNewWordEnter_Begin_NotCareFinish_OnlyForShowing
[10-16 20:56:20] 开始学习字[伞]
[10-16 20:56:20] Flow: WhichLinkShouldBe_CurrentWordBegin
[10-16 20:56:20] LoadSceneAsync: 03识字模块
[10-16 20:56:20] 记住1年级的一键开始字:伞
[10-16 20:56:20] [Cloud]从把跳到伞
[10-16 20:56:19] LoadSceneAsync: 02二级菜单之字

【前序异常（新→旧）】

[2026.10.16 20:57:03][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: 把
本节课已学字: 思床肉能卫
每节课学几个字: 7
手机号: 15023627778
购买的会员类型: 00000
本地存的最新版本号: 2026.09.28
是否首次安装_bool: False
消消乐放宽机型: EEBBK S5，EEBBK S4
识字断点: 把|GameBbYellow

【最近 Debug.Log】

[BackEventManager] Registered: 识字场景, stack count: 8
[20:56:45] currentIdx:248; newIdx:262
正确答案： <color=#FFE08D>21</color> 
[20:56:47] currentIdx:248; newIdx:262
正确答案： <color=#FFE08D>27</color> 
[20:56:51] currentIdx:248; newIdx:262
正确答案： <color=#FFE08D>16</color> 
[20:56:54] currentIdx:248; newIdx:262
正确答案： <color=#FFE08D>81</color> 
[20:56:57] currentIdx:248; newIdx:262
正确答案： <color=#FFE08D>21</color> 
[20:56:59] currentIdx:248; newIdx:262
正确答案： <color=#FFE08D>16</color> 
[20:57:02] currentIdx:248; newIdx:262
正确答案： <color=#FFE08D>14</color>