Fatal error: Uncaught Error: Class "HTMLPurifier_HTMLModule" not found in /var/www/erp/office/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLModule/CommonAttributes.php:3
Stack trace:
#0 {main}
thrown in /var/www/erp/office/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLModule/CommonAttributes.php on line 3