Fatal error: Uncaught Error: Class 'HTMLPurifier_AttrTransform' not found in /home/clademy/lms.clademy.com/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/SafeEmbed.php:3
Stack trace:
#0 {main}
thrown in /home/clademy/lms.clademy.com/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/SafeEmbed.php on line 3