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---
title: 502 Bad Gateway
slug: Web/HTTP/Status/502
tags:
- Bad Gateway
- HTTP
- Status code
translation_of: Web/HTTP/Status/502
---
<div>{{HTTPSidebar}}</div>
<p><code>502 Bad Gateway</code> 錯誤表明伺服器以閘道器或代理訪問時，收到了來自上游服務器的無效回應。</p>
<div class="note">
<p><strong>注意：</strong>{{interwiki("wikipedia", "閘道器" )}}可能位於網路上的不同地方。502 錯誤通常也不是開發者可以修復的，他通常需要在要訪問的的伺服器或代理修復之。</p>
</div>
<h2 id="狀態">狀態</h2>
<pre class="syntaxbox notranslate">502 Bad Gateway
</pre>
<h2 id="規範">規範</h2>
<table class="standard-table">
<thead>
<tr>
<th scope="col">規範</th>
<th scope="col">標題</th>
</tr>
</thead>
<tbody>
<tr>
<td>{{RFC("7231", "502 Bad Gateway" , "6.6.3")}}</td>
<td>Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content</td>
</tr>
</tbody>
</table>
<h2 id="瀏覽器相容性">瀏覽器相容性</h2>
<p>The information shown below has been pulled from MDN's GitHub (<a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a>).</p>
<p>{{Compat("http.status.502")}}</p>
<h2 id="See_also">See also</h2>
<ul>
<li><a href="https://techmoon.xyz/502-bad-gateway-error-fix-wordpress/">WordPress 出現 502 Bad Gateway Error 解決方法</a></li>
<li>{{HTTPStatus(504)}}</li>
<li><a href="https://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html" rel="noopener">HTTP/1.1: Status Code Definition</a></li>
<li><a href="https://www.exai.com/blog/502-bad-gateway">502 bad gateway fix</a></li>
<li><a href="https://kinsta.com/blog/502-bad-gateway/">502 Bad Gateway error on WordPress</a></li>
<li><a href="https://support.cloudflare.com/hc/en-us/articles/115003011431#502504error">502 error with Cloudflare</a></li>
</ul>
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