Error when adding new media type
>>> [!note] Migrated issue
<!-- Drupal.org comment -->
<!-- Migrated from issue #3063231. -->
Reported by: [lstirk](https://www.drupal.org/user/1047788)
>>>
<p>I've just upgraded from 8.x-2.12 to 8.x-3.0 and when trying to add a new media type I get an error <em>Getting the base fields is not supported for entity type Media type</em></p>
<p>It seems the switch from </p>
<pre>if (!($formObject instanceof ContentEntityFormInterface)) {<br> // Not an entity form, nothin to alter.<br> return;<br>}</pre><p>to </p>
<pre>if (!($formObject instanceof EntityFormInterface)) {<br> // Not an entity form, nothin to alter.<br> return;<br>}</pre><p>has caused this</p>
issue