Fatal error: Uncaught Error: Class 'HTMLPurifier_AttrTransform' not found in /www/wwwroot/xhtx.xianghao-power.com/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/BoolToCSS.php:6 Stack trace: #0 {main} thrown in /www/wwwroot/xhtx.xianghao-power.com/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/BoolToCSS.php on line 6