Fatal error: Uncaught Error: Class "Ramsey\Collection\AbstractCollection" not found in E:\phpProject\TEST\fr_epr\fr_epr_reg\vendor\ramsey\collection\src\AbstractSet.php:25 Stack trace: #0 {main} thrown in E:\phpProject\TEST\fr_epr\fr_epr_reg\vendor\ramsey\collection\src\AbstractSet.php on line 25