Fatal error: Uncaught Error: Interface "GuzzleHttp\Promise\PromiseInterface" not found in C:\Apache24\htdocs\cw\vendor\guzzlehttp\promises\src\Coroutine.php:45
Stack trace:
#0 {main}
thrown in C:\Apache24\htdocs\cw\vendor\guzzlehttp\promises\src\Coroutine.php on line 45