( ! ) Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Exception\ConstraintViolationException' not found in /home/choraleu/metz.chorale-universitaire-nancy.com/vendor/doctrine/dbal/lib/Doctrine/DBAL/Exception/ForeignKeyConstraintViolationException.php on line 10
( ! ) Error: Class 'Doctrine\DBAL\Exception\ConstraintViolationException' not found in /home/choraleu/metz.chorale-universitaire-nancy.com/vendor/doctrine/dbal/lib/Doctrine/DBAL/Exception/ForeignKeyConstraintViolationException.php on line 10
Call Stack
#	Time	Memory	Function	Location
1	0.0072	402616	{main}( )	.../ForeignKeyConstraintViolationException.php:0