Fatal error: Uncaught exception 'InvalidArgumentException' with message 'Expected a ContainerInterface' in /kunden/360724_10827/webseiten/vendor/slim/slim/Slim/App.php:82 Stack trace: #0 /kunden/360724_10827/webseiten/index.php(102): Slim\App->__construct(1) #1 {main} thrown in /kunden/360724_10827/webseiten/vendor/slim/slim/Slim/App.php on line 82