Fatal error: Uncaught Error: Call to undefined function add_action() in /web/htdocs3/zavadakcz/home/www/urtekram/WP/wp-includes/functions.php:5337 Stack trace: #0 /web/htdocs3/zavadakcz/home/www/urtekram/WP/wp-settings.php(81): require() #1 /web/htdocs3/zavadakcz/home/www/urtekram/WP/wp-config.php(89): require_once('/web/htdocs3/za...') #2 /web/htdocs3/zavadakcz/home/www/urtekram/WP/wp-load.php(37): require_once('/web/htdocs3/za...') #3 /web/htdocs3/zavadakcz/home/www/urtekram/WP/wp-blog-header.php(12): require_once('/web/htdocs3/za...') #4 /web/htdocs3/zavadakcz/home/www/urtekram/index.php(17): require('/web/htdocs3/za...') #5 {main} thrown in /web/htdocs3/zavadakcz/home/www/urtekram/WP/wp-includes/functions.php on line 5337