Fatal error: Uncaught Error: Class "SebastianBergmann\Type\Type" not found in C:\Apache24_x64\htdocs\new-vak\vendor\sebastian\type\src\IterableType.php:18 Stack trace: #0 {main} thrown in C:\Apache24_x64\htdocs\new-vak\vendor\sebastian\type\src\IterableType.php on line 18