Fatal error: Uncaught Error: Class "Ramsey\Collection\AbstractCollection" not found in D:\programs\xampp\htdocs\backend-test\vendor\ramsey\uuid\src\Builder\BuilderCollection.php:37 Stack trace: #0 {main} thrown in D:\programs\xampp\htdocs\backend-test\vendor\ramsey\uuid\src\Builder\BuilderCollection.php on line 37