Fatal error: Uncaught Error: Trait "GuzzleHttp\Psr7\StreamDecoratorTrait" not found in /home/neondra/www/vendor/guzzlehttp/psr7/tests/StreamDecoratorTraitTest.php:12 Stack trace: #0 {main} thrown in /home/neondra/www/vendor/guzzlehttp/psr7/tests/StreamDecoratorTraitTest.php on line 12