🚨崩溃 NullReferenceException·DialogueBoxOnParentControl.<IsWr · 79ki2h

*古古识字*
`since 2026.08.31 18:39:58`

***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 12 / API-31 (HUAWEISLG-W10/104.5.0.251DHSP10)*
device.model: *HUAWEI SLG-W10*
phone.number: *13903064465*
isPaid: ✅
currentWord: *难*
version: *2026.08.21*
scene.active: *02二级菜单之字*
playingLink: *-*
lastLink: *黄字黑板*
secSinceLinkChange: *93.9*
secSinceLastFlowCall: *94.0*
clicksSinceLinkChange: *22*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[08-31 18:38:24] LoadSceneAsync: 02二级菜单之字
[08-31 18:38:24] 返回到二级菜单0
[08-31 18:38:24] Flow: BtnBack_OnClick
[08-31 18:38:18] Flow: GameBbYellow
[08-31 18:38:18] Flow: GameBbRed_Finish
[08-31 18:38:18] Flow: GameBbRed
[08-31 18:38:18] Flow: GameBbWhite_Finish
[08-31 18:38:18] Flow: GameBbWhite
[08-31 18:38:18] Flow: WhichLinkShouldBe_CurrentWordEnd
[08-31 18:38:18] Flow: CurrentWordExit_Finish
```
#ph13903064465
#02二级菜单之字
#NullReferenceException
#Unhandled exception
#ver20260821
#HUAWEI SLG-W10
📸 [screenshot](https://bugsnap.cnaron.com/paid/13903064465.HUAWEI SLG-W10.snap.2026.08.31.18.39.58.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[08-31 18:38:24] LoadSceneAsync: 02二级菜单之字
[08-31 18:38:24] 返回到二级菜单0
[08-31 18:38:24] Flow: BtnBack_OnClick
[08-31 18:38:18] Flow: GameBbYellow
[08-31 18:38:18] Flow: GameBbRed_Finish
[08-31 18:38:18] Flow: GameBbRed
[08-31 18:38:18] Flow: GameBbWhite_Finish
[08-31 18:38:18] Flow: GameBbWhite
[08-31 18:38:18] Flow: WhichLinkShouldBe_CurrentWordEnd
[08-31 18:38:18] Flow: CurrentWordExit_Finish
[08-31 18:38:11] 记住1年级的一键开始字:难
[08-31 18:38:11] Flow: CurrentWordExit
[08-31 18:38:08] Flow: CurrentWordFinish
[08-31 18:38:08] Flow: GameFeiHuaLing_Finish
[08-31 18:37:59] Flow: GameFeiHuaLing
[08-31 18:37:59] Flow: GameWiKiCulture_Finish
[08-31 18:37:59] Flow: GameWiKiCulture
[08-31 18:37:59] Flow: GameSoulLink_Finish
[08-31 18:37:59] Flow: GameSoulLink
[08-31 18:37:59] Flow: GameZuCi_Finish
[08-31 18:37:35] Flow: GameZuCi
[08-31 18:37:35] Flow: GamePinYin_Finish
[08-31 18:36:52] Flow: GamePinYin
[08-31 18:36:52] Flow: GameWritingXiaoXiaoLe_Finish
[08-31 18:36:26] Flow: GameWritingXiaoXiaoLe
[08-31 18:36:26] Flow: GameWritingZhaoZheXie_Finish
[08-31 18:36:07] Flow: GameWritingZhaoZheXie
[08-31 18:36:07] Flow: GameBbYellow_Finish
[08-31 18:35:29] Flow: GameBbYellow
[08-31 18:35:29] Flow: GameBbRed_Finish

【前序异常（新→旧）】

[2026.08.31 18:39:58][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: 难
本节课已学字: 壁借咬
每节课学几个字: 10
手机号: 13903064465
购买的会员类型: 11009
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: 难|GameBbYellow

【最近 Debug.Log】

[BackEventManager] Scene unloaded: 03识字模块, stack count: 2
[18:38:24] 02二级菜单之字 加载完成，用时 0.05 秒。
[BackEventManager] Registered: 识字场景, stack count: 3
[18:38:38] currentIdx:668; newIdx:676
正确答案： <color=#FFE08D>56</color> 
[18:38:46] currentIdx:668; newIdx:676
正确答案： <color=#FFE08D>28</color> 
[18:39:07] currentIdx:668; newIdx:676
正确答案： <color=#FFE08D>18</color> 
[18:39:25] currentIdx:668; newIdx:676
正确答案： <color=#FFE08D>72</color> 
[18:39:34] currentIdx:668; newIdx:673
正确答案： <color=#FFE08D>36</color> 
[18:39:57] currentIdx:668; newIdx:670
正确答案： <color=#FFE08D>12</color>