Fatal error: Uncaught Error: Class "Monolog\Handler\AbstractHandler" not found in /home/pataplou/www/patrick/pataplouf/vendor/symfony/monolog-bridge/Handler/NotifierHandler.php:29 Stack trace: #0 {main} thrown in /home/pataplou/www/patrick/pataplouf/vendor/symfony/monolog-bridge/Handler/NotifierHandler.php on line 29