Fatal error: Uncaught Error: Call to undefined function add_action() in /home/user2040093/www/belaquilon.by/wp-content/plugins/wp-views_old/embedded/inc/wpv-filter-order-by-embedded.php:21 Stack trace: #0 /home/user2040093/www/belaquilon.by/wp-content/plugins/wp-views_old/embedded/inc/wpv-filter-order-by-embedded.php(1902): WPV_Sorting_Embedded->__construct() #1 {main} thrown in /home/user2040093/www/belaquilon.by/wp-content/plugins/wp-views_old/embedded/inc/wpv-filter-order-by-embedded.php on line 21