Fatal error: Uncaught Error: Class 'Monolog\Handler\AbstractProcessingHandler' not found in C:\Apache24\htdocs\cwlms\vendor\symfony\monolog-bridge\Handler\MailerHandler.php:25 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cwlms\vendor\symfony\monolog-bridge\Handler\MailerHandler.php on line 25