Fatal error: Uncaught Error: Class "Nelmio\ApiDocBundle\Describer\ExternalDocDescriber" not found in /home/palabrebel/www/kimai/vendor/nelmio/api-doc-bundle/src/Describer/ApiPlatformDescriber.php:18 Stack trace: #0 {main} thrown in /home/palabrebel/www/kimai/vendor/nelmio/api-doc-bundle/src/Describer/ApiPlatformDescriber.php on line 18