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---
title: Worker.onmessageerror
slug: Web/API/Worker/onmessageerror
translation_of: Web/API/Worker/onmessageerror
---
<div>{{APIRef("HTML DOM")}}</div>
<p>{{domxref("Worker")}} 的 <code><strong>onmessageerror</strong></code> 事件处理器接口是一个{{domxref("EventListener")}}, 在 {{domxref("MessageEvent")}} 类型的事件 <code>messageerror</code> 触发时调用 — 也就是说, 它收到的消息是不能进行序列化的 {{glossary("Deserialization", "deserialized")}}.</p>
<p>{{AvailableInWorkers}}</p>
<h2 id="Syntax">Syntax</h2>
<pre class="syntaxbox">Worker.onmessageerror = function() { ... };</pre>
<h2 id="规范">规范</h2>
<table class="standard-table">
<tbody>
<tr>
<th scope="col">Specification</th>
<th scope="col">Status</th>
<th scope="col">Comment</th>
</tr>
<tr>
<td>{{SpecName('HTML WHATWG', '#handler-worker-onmessageerror', 'onmessageerror')}}</td>
<td>{{Spec2('HTML WHATWG')}}</td>
<td> </td>
</tr>
</tbody>
</table>
<h2 id="浏览器兼容性">浏览器兼容性</h2>
<p>{{Compat("api.Worker.onmessageerror")}}</p>
<h2 id="相关链接">相关链接</h2>
<ul>
<li><a href="/en-US/docs/Web/API/Channel_Messaging_API/Using_channel_messaging">Using channel messaging</a></li>
</ul>
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