Fatal error: Uncaught Error: Class "OpenApi\Generator" not found in /home/palabrebel/www/kimai/vendor/nelmio/api-doc-bundle/src/OpenApiGenerator.php:21 Stack trace: #0 {main} thrown in /home/palabrebel/www/kimai/vendor/nelmio/api-doc-bundle/src/OpenApiGenerator.php on line 21