Fatal error: Uncaught Error: Interface "Vault\Transports\Transport" not found in /home/airtimer/public_html/vendor/csharpru/vault-php-guzzle6-transport/src/Guzzle6Transport.php:18 Stack trace: #0 {main} thrown in /home/airtimer/public_html/vendor/csharpru/vault-php-guzzle6-transport/src/Guzzle6Transport.php on line 18