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