🚨崩溃 NullReferenceException·LineControl.HandlePositionUpdate · bye8sz

*古古识字*
`since 2026.09.02 17:11:07`

***Classifier***
```csharp
NullReferenceException: Object reference not set to an instance of an object.```
***Callstack***
```csharp
[1].LineControl.HandlePositionUpdate:0
```
***Attributes***
platform: *Android*
os.version: *Android OS 12 / API-31 (HUAWEIGOT-W29/104.2.0.237C00)*
device.model: *HUAWEI GOT-W29*
phone.number: *13867789566*
isPaid: ✅
currentWord: *路*
version: *2026.08.21*
scene.active: *02二级菜单之诗*
playingLink: *-*
lastLink: *-*
secSinceLinkChange: *-1*
secSinceLastFlowCall: *-1*
clicksSinceLinkChange: *13*
shieldCount: *1*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[09-02 13:52:09] 记住1年级的一键开始字:路
[09-02 13:47:09] 记住1年级的一键开始字:路
[09-02 13:42:18] LoadSceneAsync: 02二级菜单之诗
[09-02 13:42:14] [Cloud]完成本节课学习SNOP0902
[09-02 13:42:14] [Cloud]刚打开App，发现字数满了
[09-02 13:42:09] [Cloud]HUAWEI GOT-W29更新了App，从2026.07.27到2026.08.21
[09-02 13:42:09] 记住1年级的一键开始字:路
[09-02 13:42:08] LoadSceneAsync: 01首页面
[09-02 13:42:08] [Cloud]打开App0902-13:42：HUAWEI GOT-W29@2026.08.21SNOP
[09-02 13:42:08] LoadScene: 00Load
```
#ph13867789566
#02二级菜单之诗
#NullReferenceException
#Unhandled exception
#ver20260821
#HUAWEI GOT-W29
📸 [screenshot](https://bugsnap.cnaron.com/paid/13867789566.HUAWEI GOT-W29.snap.2026.09.02.17.11.07.jpg)

附加现场（原 JSON 附件的内容）

【本地 opList（因果链，新→旧）】

[09-02 13:52:09] 记住1年级的一键开始字:路
[09-02 13:47:09] 记住1年级的一键开始字:路
[09-02 13:42:18] LoadSceneAsync: 02二级菜单之诗
[09-02 13:42:14] [Cloud]完成本节课学习SNOP0902
[09-02 13:42:14] [Cloud]刚打开App，发现字数满了
[09-02 13:42:09] [Cloud]HUAWEI GOT-W29更新了App，从2026.07.27到2026.08.21
[09-02 13:42:09] 记住1年级的一键开始字:路
[09-02 13:42:08] LoadSceneAsync: 01首页面
[09-02 13:42:08] [Cloud]打开App0902-13:42：HUAWEI GOT-W29@2026.08.21SNOP
[09-02 13:42:08] LoadScene: 00Load
[08-17 18:30:44] Flow: Mainline_GiftBox
[08-17 18:30:44] Flow: Mainline_AvatarWearingGlasses_Finish
[08-17 18:30:22] Flow: Mainline_AvatarWearingGlasses
[08-17 18:30:22] Flow: Mainline_BubbleShooter_Finish
[08-17 18:30:02] Flow: Mainline_BubbleShooter
[08-17 18:30:00] Flow: StarBox_One
[08-17 18:30:00] Flow: Mainline_DrivingTrain_Finish
[08-17 18:29:39] Flow: Mainline_DrivingTrain
[08-17 18:29:39] Flow: GameCat_Finish
[08-17 18:28:43] Flow: GameCat
[08-17 18:28:42] LoadSceneAsync: 03小猫场景
[08-17 18:28:42] Flow: Mainline_EnterGameCat
[08-17 18:28:39] Flow: WhichLinkShouldBe_CurrentWordEnd
[08-17 18:28:39] Flow: CurrentWordExit_Finish
[08-17 18:28:39] 记住1年级的一键开始字:路
[08-17 18:28:39] Flow: CurrentWordExit
[08-17 18:28:35] Flow: CurrentWordFinish
[08-17 18:28:35] Flow: GameFeiHuaLing_Finish
[08-17 18:28:22] Flow: GameFeiHuaLing
[08-17 18:28:22] Flow: GameWiKiCulture_Finish

【前序异常（新→旧）】

[2026.09.02 17:11:07][Unhandled exception:LineControl.HandlePositionUpdate (UnityEngine.Vector3 newPosition) (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.09.02 17:11:04][Unhandled exception:UnityEngine.MonoBehaviour.StopCoroutine (System.Collections.IEnumerator routine) (at <00000000000000000000000000000000>:0):NullReferenceException: routine is null]
[2026.09.02 13:52:19][Unhandled exception:LineControl.HandlePositionUpdate (UnityEngine.Vector3 newPosition) (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.09.02 13:42:25][Unhandled exception:LineControl.HandlePositionUpdate (UnityEngine.Vector3 newPosition) (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2026.09.02 13:42:24][Unhandled exception:System.ThrowHelper.ThrowArgumentOutOfRangeException (System.ExceptionArgument argument, System.ExceptionResource resource) (at <00000000000000000000000000000000>:0):ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.Parameter name: index]
[2025.12.12 19:54:13][Unhandled exception::FlowLineGameZuCiMono.MixOptions (System.String currentWord) (at <00000000000000000000000000000000>:0):UnityException: Transform child out of bounds]
[2025.11.24 21:31:23][Unhandled exception::LinkTriggerDetector+<GenerateObjects>d__24.MoveNext () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2025.11.15 18:54:39][Unhandled exception::LinkTriggerDetector+<GenerateObjects>d__24.MoveNext () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]
[2025.10.24 20:59:04][Unhandled exception::UnityEngine.GameObject.GetComponent[T] () (at <00000000000000000000000000000000>:0):NullReferenceException: Object reference not set to an instance of an object.]

【prefs（白名单）】

当前字: 路
本节课已学字: 
每节课学几个字: 3
手机号: 13867789566
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: 马|CurrentWordExit

【最近 Debug.Log】

[17:11:03] 🧹 删除旧附件文件：[13867789566]_details_2025.11.24_21.31.json
[17:11:05] 📸 截图已交给 R2: paid/13867789566.HUAWEI GOT-W29.snap.2026.09.02.17.11.04.jpg
[17:11:06] ✅ 图床上传成功：https://bugsnap.cnaron.com/paid/13867789566.HUAWEI GOT-W29.snap.2026.09.02.17.11.04.jpg