<p dir="auto"><strong>Do you want to request a <em>feature</em> or report a <em>bug</em>?</strong><br>
bug<br>
<strong>What is the current behavior?</strong><br>
The following error is raised<br>
"Warning: Unknown prop <code class="notranslate">xmlns</code> on <code class="notranslate">svg</code> tag<br>
<strong>If the current behavior is a bug, please provide the steps to reproduce and if possible a minimal demo of the problem via <a href="https://jsfiddle.net" rel="nofollow">https://jsfiddle.net</a> or similar (template: <a href="https://jsfiddle.net/reactjs/69z2wepo/" rel="nofollow">https://jsfiddle.net/reactjs/69z2wepo/</a>).</strong><br>
create an a component with and svg tag and set the xmlns attribute<br>
<strong>What is the expected behavior?</strong><br>
No warning<br>
<strong>Which versions of React, and which browser / OS are affected by this issue? Did this work in previous versions of React?</strong><br>
15.2.0</p>
<p dir="auto">In <a href="https://facebook.github.io/react/tips/initial-ajax.html" rel="nofollow">Load Initial Data via AJAX</a> it uses isMounted which doesn't exist for es6 classes. Not sure how to best update the example, but it should probably be changed. Maybe abort the jqxhr?</p>