PHP:
Fatal error: Uncaught Error: Class "SimplePie_Sanitize" not found in /www/habi.gna.ch/doc/wp-includes/class-wp-simplepie-sanitize-kses.php:19 Stack trace: #0 {main} thrown in /www/habi.gna.ch/doc/wp-includes/class-wp-simplepie-sanitize-kses.php on line 19