Fatal error: Uncaught Error: Class "SimplePie_Sanitize" not found in /users/websites/www/_old/pview-kasse/wp-includes/class-wp-simplepie-sanitize-kses.php:20
Stack trace:
#0 {main}
thrown in /users/websites/www/_old/pview-kasse/wp-includes/class-wp-simplepie-sanitize-kses.php on line 20