Fatal error: Uncaught Error: Class 'Monolog\Logger' not found in /home/snwzr/public_tbo/voranmeldungen/vendor/unreal4u/telegram-api/examples/standalone-example-with-logger.php:22 Stack trace: #0 {main} thrown in /home/snwzr/public_tbo/voranmeldungen/vendor/unreal4u/telegram-api/examples/standalone-example-with-logger.php on line 22