Fatal error: Uncaught Error: Class "Doctrine\DBAL\Types\DateTimeType" not found in C:\xampp\htdocs\londoncityroom\vendor\doctrine\dbal\src\Types\VarDateTimeType.php:17 Stack trace: #0 {main} thrown in C:\xampp\htdocs\londoncityroom\vendor\doctrine\dbal\src\Types\VarDateTimeType.php on line 17