Fatal error: Uncaught Error: Call to undefined function add_action() in /home/thefihan/public_html/wp-content/plugins/paid-memberships-pro/classes/class-pmpro-subscription.php:1396 Stack trace: #0 {main} thrown in /home/thefihan/public_html/wp-content/plugins/paid-memberships-pro/classes/class-pmpro-subscription.php on line 1396