Fatal error: Uncaught Error: Class 'PhpSpec\ObjectBehavior' not found in /home/app/htdocs/lidia/vendor/laracasts/presenter/spec/Laracasts/Presenter/PresentableTraitSpec.php:9 Stack trace: #0 {main} thrown in /home/app/htdocs/lidia/vendor/laracasts/presenter/spec/Laracasts/Presenter/PresentableTraitSpec.php on line 9