Fatal error: Uncaught Error: Class "HTMLPurifier_VarParser" not found in C:\Apache24\htdocs\drupal10\vendor\ezyang\htmlpurifier\library\HTMLPurifier\VarParser\Flexible.php:8 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\drupal10\vendor\ezyang\htmlpurifier\library\HTMLPurifier\VarParser\Flexible.php on line 8