Und wieder gab es ein Update von Divi bei dem folgende Änderungen durchgeführt wurden:

version 3.18.4 ( updated 12-10-2018 )
– Improved support for media buttons in the TinyMCE control.
– Fixed complex options copy/paste when some settings have no values.
– Fixed incompatibility with WordPress MU Domain Mapping plugin.
– Prevent rendering Full Width Portfolio title in visual builder when the title is empty.
– Fixed Divi Builder loading on Library pages.
– Fixed an issue where the color picker script wasn’t properly loaded with the Divi Builder.
– Fixes builder not being correctly loaded under some circumstances.
* includes/builder/class-et-builder-element.php
* includes/builder/core.php
* includes/builder/frontend-builder/assets/scripts/preboot.js
* includes/builder/frontend-builder/bundle.js
* includes/builder/frontend-builder/helpers.php
* includes/builder/functions.php
* includes/builder/plugin-compat/wordpress-mu-domain-mapping.php
* includes/builder/scripts/builder.js