Fatal error: Uncaught Error: Class "B13\Container\Exception" not found in /var/www/html/dev.hallescherfc.de/vendor/b13/container/Classes/DataProcessing/ContainerDataProcessingFailedException.php:15 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/b13/container/Classes/DataProcessing/ContainerDataProcessingFailedException.php on line 15