Fatal error: Uncaught Error: Class 'Depicter\Rules\Condition\Base' not found in /var/www/courses.riftvalley.net/wordpress/wp-content/plugins/depicter/app/src/Rules/Condition/Advanced/Referrer.php:9 Stack trace: #0 {main} thrown in /var/www/courses.riftvalley.net/wordpress/wp-content/plugins/depicter/app/src/Rules/Condition/Advanced/Referrer.php on line 9