Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, function "_wp_footnotes_kses_init" not found or invalid function name in /web/htdocs/www.leggoscrivo.com/home/pollino/wp-includes/class-wp-hook.php:307 Stack trace: #0 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters() #1 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-includes/plugin.php(474): WP_Hook->do_action() #2 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-includes/pluggable.php(48): do_action() #3 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-includes/user.php(3344): wp_set_current_user() #4 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-includes/pluggable.php(70): _wp_get_current_user() #5 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-includes/pluggable.php(1082): wp_get_current_user() #6 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-content/plugins/all-in-one-seo-pack/app/Common/Admin/Admin.php(91): is_user_logged_in() #7 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-includes/class-wp-hook.php(307): AIOSEO\Plugin\Common\Admin\Admin->init() #8 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters() #9 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-includes/plugin.php(474): WP_Hook->do_action() #10 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-settings.php(463): do_action() #11 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-config.php(91): require_once('...') #12 /web/htdocs/www.leggoscrivo.com/home/pollino/wp-load.php(50): require_once('...') #13 /web/htdocs/www.leggoscrivo.com/home/pollino/xmlrpc.php(31): require_once('...') #14 {main} thrown in /web/htdocs/www.leggoscrivo.com/home/pollino/wp-includes/class-wp-hook.php on line 307