Fatal error: Uncaught Error: Interface "Firebase\Auth\Token\Domain\Generator" not found in /var/www/html/firePhpSdk/vendor/kreait/firebase-tokens/src/Firebase/Auth/Token/Generator.php:10 Stack trace: #0 {main} thrown in /var/www/html/firePhpSdk/vendor/kreait/firebase-tokens/src/Firebase/Auth/Token/Generator.php on line 10