Fatal error: Uncaught Error: Call to undefined function add_action() in /home/ykraanet/public_html/wp-content/plugins/jetpack/modules/gravatar-hovercards.php:35 Stack trace: #0 {main} thrown in /home/ykraanet/public_html/wp-content/plugins/jetpack/modules/gravatar-hovercards.php on line 35