Fatal error: Uncaught Error: Interface "BaconQrCode\Renderer\RendererInterface" not found in C:\svn\happybee\vendor\bacon\bacon-qr-code\src\BaconQrCode\Renderer\Text\Plain.php:19 Stack trace: #0 {main} thrown in C:\svn\happybee\vendor\bacon\bacon-qr-code\src\BaconQrCode\Renderer\Text\Plain.php on line 19