Fatal error: Uncaught Error: Interface "Kreait\Firebase\Database\Query\Modifier" not found in /home/arabianusa/public_html/vendor/kreait/firebase-php/src/Database/Query/Filter.php:10 Stack trace: #0 {main} thrown in /home/arabianusa/public_html/vendor/kreait/firebase-php/src/Database/Query/Filter.php on line 10