Fatal error: Uncaught Error: Interface "GuzzleHttp\Event\SubscriberInterface" not found in /usr/local/www/apache24/data/GoogleAPI/vendor/google/auth/src/Subscriber/ScopedAccessTokenSubscriber.php:38 Stack trace: #0 {main} thrown in /usr/local/www/apache24/data/GoogleAPI/vendor/google/auth/src/Subscriber/ScopedAccessTokenSubscriber.php on line 38