Fatal error: Uncaught Error: Class "Doctrine\DBAL\Exception\ConstraintViolationException" not found in C:\Apache24\htdocs\laravelcurso\vendor\doctrine\dbal\lib\Doctrine\DBAL\Exception\UniqueConstraintViolationException.php:30 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\laravelcurso\vendor\doctrine\dbal\lib\Doctrine\DBAL\Exception\UniqueConstraintViolationException.php on line 30