Fatal error: Uncaught Error: Interface "Kunnu\Dropbox\Store\PersistentDataStoreInterface" not found in /var/www/html/shopify/vendor/kunalvarma05/dropbox-php-sdk/src/Dropbox/Store/SessionPersistentDataStore.php:4 Stack trace: #0 {main} thrown in /var/www/html/shopify/vendor/kunalvarma05/dropbox-php-sdk/src/Dropbox/Store/SessionPersistentDataStore.php on line 4