Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Exception\ConstraintViolationException' not found in /var/www/api/vendor/doctrine/dbal/lib/Doctrine/DBAL/Exception/NotNullConstraintViolationException.php:8
Stack trace:
#0 {main}
thrown in /var/www/api/vendor/doctrine/dbal/lib/Doctrine/DBAL/Exception/NotNullConstraintViolationException.php on line 8