Fatal error: Uncaught Error: Interface "Kreait\Firebase\Contract\Database" not found in /home2/floating/public_html/coincorn10/app/vendor/kreait/firebase-php/src/Firebase/Database.php:15 Stack trace: #0 {main} thrown in /home2/floating/public_html/coincorn10/app/vendor/kreait/firebase-php/src/Firebase/Database.php on line 15