Fatal error: Uncaught Error: Class "HTMLPurifier_AttrTransform" not found in /mnt/disk1/hosted/cuadro_mando/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/BoolToCSS.php:6 Stack trace: #0 {main} thrown in /mnt/disk1/hosted/cuadro_mando/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/BoolToCSS.php on line 6