( ! ) Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Exception\ServerException' not found in /var/www/html/invoice/vendor/doctrine/dbal/lib/Doctrine/DBAL/Exception/ConstraintViolationException.php on line 10
( ! ) Error: Class 'Doctrine\DBAL\Exception\ServerException' not found in /var/www/html/invoice/vendor/doctrine/dbal/lib/Doctrine/DBAL/Exception/ConstraintViolationException.php on line 10
Call Stack
#	Time	Memory	Function	Location
1	0.0009	397704	{main}( )	.../ConstraintViolationException.php:0