> For the complete documentation index, see [llms.txt](https://docs.convai.com/api-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.convai.com/api-docs/zh/cha-jian-yu-ji-cheng/unity-plugin/troubleshooting-guide/jaw-bone-in-avatar-is-not-free.md).

# 头像中的下颌骨未解锁

如果口型同步似乎没有引发任何面部动画，即使在从动画中移除了所有 BlendShape 之后，以下步骤也应有助于解决该问题。

{% hint style="info" %}
这是 Reallusion CC4 角色中的一个已知问题。
{% endhint %}

选择该角色，然后进入 Animator 组件。

<figure><img src="/files/18a3a771137fef15955e97b6bd4d902e98f252a4" alt=""><figcaption></figcaption></figure>

点击一次 Avatar 字段，在 Project 窗口中选择该角色的头像。

<figure><img src="/files/52b621f75554797c9043d4375f6982643be849f1" alt=""><figcaption></figcaption></figure>

选择 Avatar，然后点击 Configure Avatar。

<figure><img src="/files/159436ac2ddc378ccfb3d2d3e87f75f3471af6e0" alt=""><figcaption></figcaption></figure>

在 Mapping 选项卡中选择 Head 选项。

<figure><img src="/files/07b121f20a7f57787962ca9ff038a1fe9dd66b42" alt=""><figcaption></figcaption></figure>

选择 Jaw Mapping，并将其设置为 None。

<figure><img src="/files/4cce282a1d9311571e89dc5cc660b4825602e5e9" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/d684a6a7159ab80b13a3fee24d56b2e657142e61" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/09932e4705cab875d6e84e7ffb24e09096302c2a" alt=""><figcaption></figcaption></figure>

最后向下滚动并点击 Apply。

<figure><img src="/files/35cc6fd468dad152641478dc5229c933d78f5a6b" alt=""><figcaption></figcaption></figure>

这将解除该头像的下颚映射，并允许脚本操控 Jaw 骨骼。


---

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