Fatal error: Uncaught Error: Class 'WPForms_Field' not found in /nfs/aesop1/hw00/d80/hscss/wordpress/wp-content/plugins/wpforms/pro/includes/fields/class-payment-checkbox.php:12 Stack trace: #0 {main} thrown in /nfs/aesop1/hw00/d80/hscss/wordpress/wp-content/plugins/wpforms/pro/includes/fields/class-payment-checkbox.php on line 12