Fatal error: Uncaught Error: Interface 'Psr\Http\Message\StreamInterface' not found in /home/benjamincb/demos/acdg-site/vendor/nyholm/psr7/src/Stream.php:16 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/nyholm/psr7/src/Stream.php on line 16