Fatal error: Uncaught Error: Class 'HTMLPurifier_DefinitionCache_Decorator' not found in C:\web\qhzyy\vendor\ezyang\htmlpurifier\library\HTMLPurifier\DefinitionCache\Decorator\Cleanup.php:7 Stack trace: #0 {main} thrown in C:\web\qhzyy\vendor\ezyang\htmlpurifier\library\HTMLPurifier\DefinitionCache\Decorator\Cleanup.php on line 7