Fatal error: Uncaught Error: Class 'Ramsey\Collection\Map\AbstractMap' not found in /Users/caiosilva/Sites/Laravel-test/vendor/ramsey/collection/src/Map/AssociativeArrayMap.php:23 Stack trace: #0 {main} thrown in /Users/caiosilva/Sites/Laravel-test/vendor/ramsey/collection/src/Map/AssociativeArrayMap.php on line 23