Fatal error: Uncaught Error: Call to undefined function add_action() in /usr/www/users/dalc/wp-content/plugins/jetpack/modules/carousel/jetpack-carousel.php:72 Stack trace: #0 /usr/www/users/dalc/wp-content/plugins/jetpack/modules/carousel/jetpack-carousel.php(1524): Jetpack_Carousel->__construct() #1 /usr/www/users/dalc/wp-content/plugins/jetpack/modules/carousel.php(20): require('/usr/www/users/...') #2 {main} thrown in /usr/www/users/dalc/wp-content/plugins/jetpack/modules/carousel/jetpack-carousel.php on line 72