Before using this plugin, please try this code in your HTACCESS File on your server. It has been proven to work in granting the divi builder more memory. Read More about the code and what it does here.
This plugin fixes the issue where the Divi builder will not load due to a warning of plugin conflicts. Fully tested on all latest Divi installs that are affected by this issue. ** Does not currently work with MULTISITE installations.
Fix the Divi Builder Error is FREE!!