Fatal error: Uncaught Error: Class "Monolog\Handler\AbstractProcessingHandler" not found in D:\htdocs\SuiteCRM\vendor\symfony\monolog-bridge\Handler\MailerHandler.php:29 Stack trace: #0 {main} thrown in D:\htdocs\SuiteCRM\vendor\symfony\monolog-bridge\Handler\MailerHandler.php on line 29