Fatal error: Uncaught Error: Interface "Flasher\Prime\Stamp\StampInterface" not found in C:\xampp\htdocs\BK\be_qr_garantia\vendor\php-flasher\flasher\Stamp\PresetStamp.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\BK\be_qr_garantia\vendor\php-flasher\flasher\Stamp\PresetStamp.php on line 10