Fatal error: Uncaught Error: Interface 'React\Promise\ExtendedPromiseInterface' not found in /home/devypfrfhn/firstcop.devyp.fr/vendor/react/promise/src/FulfilledPromise.php:8 Stack trace: #0 {main} thrown in /home/devypfrfhn/firstcop.devyp.fr/vendor/react/promise/src/FulfilledPromise.php on line 8