Fatal error: Uncaught Error: Class "Monolog\Handler\AbstractHandler" not found in D:\htdocs\SuiteCRM\tmp\package\upgrade\SuiteCRM-8.9.1-extracted\vendor\symfony\monolog-bridge\Handler\NotifierHandler.php:29 Stack trace: #0 {main} thrown in D:\htdocs\SuiteCRM\tmp\package\upgrade\SuiteCRM-8.9.1-extracted\vendor\symfony\monolog-bridge\Handler\NotifierHandler.php on line 29