Fatal error: Uncaught Error: Interface 'React\Promise\PromiseInterface' not found in C:\gen\ms_core\DiscordApi\vendor\react\promise\src\CancellablePromiseInterface.php:5 Stack trace: #0 {main} thrown in C:\gen\ms_core\DiscordApi\vendor\react\promise\src\CancellablePromiseInterface.php on line 5