Fatal error: Uncaught Error: Call to undefined function add_action() in /var/www/html/skarbysmaku/wp-content/plugins/jetpack/modules/calypsoify/class-jetpack-calypsoify.php:33 Stack trace: #0 /var/www/html/skarbysmaku/wp-content/plugins/jetpack/modules/calypsoify/class-jetpack-calypsoify.php(43): Jetpack_Calypsoify->__construct() #1 /var/www/html/skarbysmaku/wp-content/plugins/jetpack/modules/calypsoify/class-jetpack-calypsoify.php(211): Jetpack_Calypsoify::get_instance() #2 {main} thrown in /var/www/html/skarbysmaku/wp-content/plugins/jetpack/modules/calypsoify/class-jetpack-calypsoify.php on line 33