👤 *游客用户错误上报*
`since 2026.09.07 21:57:56`

***Classifier***
```csharp
ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.Parameter name: index```
***Callstack***
```csharp
[1].System.ThrowHelper.ThrowArgumentOutOfRangeException:0
[2].System.ThrowHelper.ThrowArgumentOutOfRangeException:0
[3].FlowLinePlaygroundPinyinMono.NeedShowFourTone:0
[4].FlowLinePlaygroundPinyinMono.OnClickKey:0
[5].UnityEngine.Events.UnityAction`1[T0].Invoke:0
[6].UnityEngine.Events.UnityEvent`1[T0].Invoke:0
```
***Attributes***
platform: *IPhonePlayer*
os.version: *iPadOS 16.5*
device.model: *iPad13,16*
currentWord: *马*
version: *2026.09.02*
scene.active: *02特色功能*
playingLink: *学拼音*
lastLink: *学拼音*
secSinceLinkChange: *227.8*
secSinceLastFlowCall: *257.8*
clicksSinceLinkChange: *321*
shieldCount: *0*
dialogueBoxCount: *0*
isSynthetic: *false*
oplist:
```
[09-07 21:54:08] LoadSceneAsync: 02特色功能
[09-07 21:54:06] LoadSceneAsync: 01首页面
[09-07 21:53:46] LoadSceneAsync: 02特色功能
[09-07 21:53:38] LoadSceneAsync: 01首页面
[09-07 21:53:38] Flow: BtnBack_OnClick
[09-07 21:53:01] Flow: Mainline_LevelledReading
[09-07 21:52:39] [Cloud]完成本节课学习SNOP0907
[09-07 21:52:39] Flow: Mainline_ThreePartsOfLearnWords
[09-07 21:52:37] Flow: Mainline_AfteCurrentRoundStudy
[09-07 21:52:37] Flow: Mainline_AfterXFX
```
#游客用户
#02特色功能
#ver20260902