Fatal error: Uncaught Error: Call to undefined function add_action() in /home/ykraanet/public_html/wp-content/plugins/jetpack/modules/monitor.php:21 Stack trace: #0 /home/ykraanet/public_html/wp-content/plugins/jetpack/modules/monitor.php(148): Jetpack_Monitor->__construct() #1 {main} thrown in /home/ykraanet/public_html/wp-content/plugins/jetpack/modules/monitor.php on line 21