Fatal error: Uncaught Error: Call to undefined function add_action() in /nfs/aesop1/hw00/d80/hscss/wordpress/wp-content/plugins/wpforms/includes/admin/class-editor.php:20 Stack trace: #0 /nfs/aesop1/hw00/d80/hscss/wordpress/wp-content/plugins/wpforms/includes/admin/class-editor.php(339): WPForms_Admin_Editor->__construct() #1 {main} thrown in /nfs/aesop1/hw00/d80/hscss/wordpress/wp-content/plugins/wpforms/includes/admin/class-editor.php on line 20