🚨崩溃 NullReferenceException·HGuGuExtension.GuGu_SetSource · · g6bfx7

*古古识字*
`since 2026.08.25 21:50:24`

***Classifier***
```csharp
NullReferenceException: Object reference not set to an instance of an object.```
***Callstack***
```csharp
[1].HGuGuExtension.GuGu_SetSource:0
[2].HGuGuExtension.GuGu_AddPosConstraint:0
[3].FlowLineCultureWikiMono.RemoveCardsAndTitle:0
[4].FlowLineCultureWiki.OnCall:0
[5].FlowLineCultureWikiMono+<ShowCultureContent>d__26.MoveNext:0
[6].GuGuCoroutineTracker_claudecode_20260818+<Guard_claudecode_20260818>d__20.MoveNext:0
```
***Attributes***
platform: *IPhonePlayer*
os.version: *iPadOS 26.6*
device.model: *iPad16,3*
phone.number: *18590349196*
isPaid: ✅
currentWord: *马*
version: *2026.08.21*
scene.active: *03识字模块*
playingLink: *文化百科*
lastLink: *文化百科*
secSinceLinkChange: *17.5*
secSinceLastFlowCall: *17.5*
clicksSinceLinkChange: *2*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
coroutine:
```
⚠️ 协程 <ShowCultureContent>d__26 抛 NullReferenceException，启动点 FlowLineCultureWiki.cs:67 OnCall（启动记录 #870）（0.0s 前）
最近启动点(新→旧):
[#872 t-12.3s] FlowLineCultureWikiMono.cs:265 ShowCultureContent → <ShowContentAtPlayingAudio>d__27
[#871 t-12.5s] FlowLineCultureWikiMono.cs:265 ShowCultureContent → <ShowContentAtPlayingAudio>d__27
[#870 t-15.0s] FlowLineCultureWiki.cs:67 OnCall → <ShowCultureContent>d__26
[#869 t-15.2s] FlowLineCultureWiki.cs:67 OnCall → <ShowCultureContent>d__26
[#868 t-15.5s] FlowLineCultureWiki.cs:106 OnCall → <HideAllCards>d__25
[#867 t-15.7s] FlowLineCultureWiki.cs:106 OnCall → <HideAllCards>d__25
[#866 t-21.5s] FlowLineGameZuCi.cs:48 OnCall → <OnFinishQuestions>d__19
[#865 t-23.2s] FlowLineGameZuCiMono.cs:215 OnKey → <RightOrWrong>d__25
```
oplist:
```
[08-25 21:50:06] 百科船舵:mono=有
[08-25 21:50:06] Flow: GameWiKiCulture
[08-25 21:50:06] Flow: GameSoulLink_Finish
[08-25 21:50:06] Flow: GameSoulLink
[08-25 21:50:06] Flow: GameZuCi_Finish
[08-25 21:49:53] Flow: GameZuCi
[08-25 21:49:53] Flow: GamePinYin_Finish
[08-25 21:49:53] Flow: GamePinYin
[08-25 21:49:53] Flow: GameWritingXiaoXiaoLe_Finish
[08-25 21:49:44] Flow: GameWritingXiaoXiaoLe
```
#ph18590349196
#03识字模块
#NullReferenceException
#Unhandled exception
#ver20260821
#iPad16,3
📸 [screenshot](https://bugsnap.cnaron.com/paid/18590349196.iPad16.3.snap.2026.08.25.21.50.24.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[08-25 21:50:06] 百科船舵:mono=有
[08-25 21:50:06] Flow: GameWiKiCulture
[08-25 21:50:06] Flow: GameSoulLink_Finish
[08-25 21:50:06] Flow: GameSoulLink
[08-25 21:50:06] Flow: GameZuCi_Finish
[08-25 21:49:53] Flow: GameZuCi
[08-25 21:49:53] Flow: GamePinYin_Finish
[08-25 21:49:53] Flow: GamePinYin
[08-25 21:49:53] Flow: GameWritingXiaoXiaoLe_Finish
[08-25 21:49:44] Flow: GameWritingXiaoXiaoLe
[08-25 21:49:44] Flow: GameWritingZhaoZheXie_Finish
[08-25 21:49:44] Flow: GameWritingZhaoZheXie
[08-25 21:49:44] Flow: GameBbYellow_Finish
[08-25 21:49:44] Flow: GameBbYellow
[08-25 21:49:44] Flow: GameBbRed_Finish
[08-25 21:49:44] Flow: GameBbRed
[08-25 21:49:44] Flow: GameBbWhite_Finish
[08-25 21:49:19] 断点恢复补判横幅
[08-25 21:49:19] Flow: GameBbWhite
[08-25 21:49:19] [Cloud]断点续传:马 → GameBbWhite
[08-25 21:49:19] LoadSceneAsync: 03识字模块
[08-25 21:49:17] LoadSceneAsync: 02二级菜单之字
[08-25 21:49:17] 返回到二级菜单0
[08-25 21:49:17] Flow: BtnBack_OnClick
[08-25 21:49:16] Flow: GameBbWhite
[08-25 21:49:15] 断点恢复补判横幅
[08-25 21:49:15] Flow: GameNewWordEnter_Begin_NotCareFinish_OnlyForShowing
[08-25 21:49:15] 开始学习字[马]
[08-25 21:49:15] Flow: WhichLinkShouldBe_CurrentWordBegin
[08-25 21:49:15] Main Menu: OnPointDropBg

【前序异常（新→旧）】

[2026.08.25 21:50:24][Unhandled exception:HGuGuExtension.GuGu_SetSource (UnityEngine.Animations.PositionConstraint constraint, UnityEngine.Transform leader) (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.08.25 21:00:18][Unhandled exception:GameRecogWordOnEveryBalloon.OnWrongUp () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]

【prefs（白名单）】

当前字: 马
本节课已学字: 
每节课学几个字: 10
手机号: 18590349196
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: 马|GameWiKiCulture

【最近 Debug.Log】

[BackEventManager] Registered: 识字场景, stack count: 26
[21:49:19] 开始加载场景 03识字模块
[BackEventManager] Unregistered: 识字场景, removed 1, stack count: 25
[BackEventManager] Scene unloaded: 02二级菜单之字, stack count: 25
[BackEventManager] Registered: 学习场景, stack count: 26
[21:49:19] 03识字模块 加载完成，用时 0.16 秒。
[21:49:19]  <color=#FF515A>[OP]：</color> 断点续传:马 → GameBbWhite <- 
[21:49:21] 开始自转
[21:49:21] 开始自转
[21:49:22] 走了
[21:49:53] [CreateLink] 正在查找环节资源:  <color=#FFE08D>03组词</color> 
[21:50:06] [CreateLink] 正在查找环节资源:  <color=#FFE08D>05百科</color> 
[21:50:08] 开始自转
[21:50:08] 开始自转
Can't add component 'PositionConstraint' to 牛 because such a component is already added to the game object!