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---
title: 422 Unprocessable Entity
slug: Web/HTTP/Status/422
translation_of: Web/HTTP/Status/422
---
<p>{{HTTPSidebar}}</p>

<p>HTTP 422 状态码表示服务器理解请求实体的内容类型,并且请求实体的语法是正确的,但是服务器无法处理所包含的指令。</p>

<div class="warning">
<p><strong>重要提示</strong>:客户端不应在不修改的情况下重复发送此请求。</p>
</div>

<h2 id="状态码">状态码</h2>

<pre class="syntaxbox">422 Unprocessable Entity</pre>

<h2 id="规范">规范</h2>

<table class="standard-table">
 <thead>
  <tr>
   <th scope="col">Specification</th>
   <th scope="col">Title</th>
  </tr>
 </thead>
 <tbody>
  <tr>
   <td>{{RFC("4918", "422 Unprocessable Entity" , "11.2")}}</td>
   <td>HTTP Extensions for Web Distributed Authoring and Versioning (WebDAV)</td>
  </tr>
 </tbody>
</table>