Deprecated: GuzzleHttp\Promise\Promise::__construct(): Implicitly marking parameter $waitFn as nullable is deprecated, the explicit nullable type must be used instead in /home/masterp/prod/_common/lib/mailjet/vendor/guzzlehttp/promises/src/Promise.php on line 22

Deprecated: GuzzleHttp\Promise\Promise::__construct(): Implicitly marking parameter $cancelFn as nullable is deprecated, the explicit nullable type must be used instead in /home/masterp/prod/_common/lib/mailjet/vendor/guzzlehttp/promises/src/Promise.php on line 22

Deprecated: GuzzleHttp\Promise\Promise::then(): Implicitly marking parameter $onFulfilled as nullable is deprecated, the explicit nullable type must be used instead in /home/masterp/prod/_common/lib/mailjet/vendor/guzzlehttp/promises/src/Promise.php on line 30

Deprecated: GuzzleHttp\Promise\Promise::then(): Implicitly marking parameter $onRejected as nullable is deprecated, the explicit nullable type must be used instead in /home/masterp/prod/_common/lib/mailjet/vendor/guzzlehttp/promises/src/Promise.php on line 30

Fatal error: Uncaught Error: Interface "GuzzleHttp\Promise\PromiseInterface" not found in /home/masterp/prod/_common/lib/mailjet/vendor/guzzlehttp/promises/src/Promise.php:9 Stack trace: #0 {main} thrown in /home/masterp/prod/_common/lib/mailjet/vendor/guzzlehttp/promises/src/Promise.php on line 9