Fatal error: Uncaught Error: Call to undefined function add_filter() in /home/hairformstudio/public_html/wp-content/themes/Divi/includes/builder/class-et-builder-module-use-detection.php:62 Stack trace: #0 /home/hairformstudio/public_html/wp-content/themes/Divi/includes/builder/class-et-builder-module-use-detection.php(73): ET_Builder_Module_Use_Detection->__construct() #1 /home/hairformstudio/public_html/wp-content/themes/Divi/includes/builder/class-et-builder-module-use-detection.php(209): ET_Builder_Module_Use_Detection::instance() #2 {main} thrown in /home/hairformstudio/public_html/wp-content/themes/Divi/includes/builder/class-et-builder-module-use-detection.php on line 62