Fatal error: Uncaught Error: Class "Nette\DI\Definitions\Definition" not found in /var/www/html/smtp/vendor/nette/di/src/DI/Definitions/ImportedDefinition.php:19 Stack trace: #0 {main} thrown in /var/www/html/smtp/vendor/nette/di/src/DI/Definitions/ImportedDefinition.php on line 19