Fatal error: Uncaught Error: Class "HTMLPurifier_Injector" not found in D:\Apache24\www\dls\back-end\vendor\ezyang\htmlpurifier\library\HTMLPurifier\Injector\RemoveEmpty.php:3 Stack trace: #0 {main} thrown in D:\Apache24\www\dls\back-end\vendor\ezyang\htmlpurifier\library\HTMLPurifier\Injector\RemoveEmpty.php on line 3