Fatal error: Uncaught Error: Interface 'Kreait\Firebase\Auth\SignIn\Handler' not found in /var/www/html/ng-crm/yiiapp/vendor/kreait/firebase-php/src/Firebase/Auth/SignIn/GuzzleHandler.php:26 Stack trace: #0 {main} thrown in /var/www/html/ng-crm/yiiapp/vendor/kreait/firebase-php/src/Firebase/Auth/SignIn/GuzzleHandler.php on line 26