Fatal error: Uncaught Error: Interface "BaconQrCode\Renderer\RendererInterface" not found in /home/rcmch/test.m-s-i.ch/vendor/bacon/bacon-qr-code/src/Renderer/GDLibRenderer.php:18 Stack trace: #0 {main} thrown in /home/rcmch/test.m-s-i.ch/vendor/bacon/bacon-qr-code/src/Renderer/GDLibRenderer.php on line 18