Fatal error: Uncaught Error: Call to undefined function add_action() in /home/tholic/training.stjohnkenya.org/wp-content/plugins/masterstudy-lms-learning-management-system/_core/lms/classes/order.php:9 Stack trace: #0 /home/tholic/training.stjohnkenya.org/wp-content/plugins/masterstudy-lms-learning-management-system/_core/lms/classes/order.php(4): STM_LMS_Order::init() #1 {main} thrown in /home/tholic/training.stjohnkenya.org/wp-content/plugins/masterstudy-lms-learning-management-system/_core/lms/classes/order.php on line 9