Caldera Forms clash with Divi Theme

Since the recent updates to WordPress, Caldera Forms and Divi Theme, the WordPress Customizer stopped working. I basically just get a blank screen. By process of elimination I swithced of plugins to test the culprit which was Caldera Forms. PLease can you assist as i am experiencing this in multiple sites where this combination is being used.

The page I need help with: [log in to see the link]