<p dir="auto">React <code class="notranslate">15.2</code> now warns of any DOM properties that are not valid HTML5. <code class="notranslate">material-ui</code> is producing a lot of these warnings as it is passing down props it shouldn't be to DOM components.</p>
<h3 dir="auto">Problem description</h3>
<p dir="auto">React is about to release a new version of React: v15.2.0. They are introducting a new warning.<br>
For more details, <a class="issue-link js-issue-link" data-error-text="Failed to load title" data-id="163148958" data-permission-text="Title is private" data-url="https://github.com/react-bootstrap/react-bootstrap/issues/1994" data-hovercard-type="issue" data-hovercard-url="/react-bootstrap/react-bootstrap/issues/1994/hovercard" href="https://github.com/react-bootstrap/react-bootstrap/issues/1994">react-bootstrap/react-bootstrap#1994</a> is a good place to start.</p>
<p dir="auto">We are already aware of this issue (props forwarding down the tree) and we have tried to address it. However, I'm pretty sure it's not solve at 100% yet.</p>