Fatal error: Uncaught Error: Class "Monolog\Handler\AbstractProcessingHandler" not found in /home/eatygiya/public_html/taxi.dropfiles/pubnub/src/Monolog/Handler/MailHandler.php:19 Stack trace: #0 {main} thrown in /home/eatygiya/public_html/taxi.dropfiles/pubnub/src/Monolog/Handler/MailHandler.php on line 19