Fatal error: Uncaught Error: Interface "Psr\Http\Message\RequestFactoryInterface" not found in /home/wwwarms/ws.arms-tools.com/websocket-server/vendor/guzzlehttp/psr7/src/HttpFactory.php:26 Stack trace: #0 {main} thrown in /home/wwwarms/ws.arms-tools.com/websocket-server/vendor/guzzlehttp/psr7/src/HttpFactory.php on line 26