( ! ) Fatal error: Trait "Symfony\Component\DependencyInjection\Argument\ReferenceSetArgumentTrait" not found in /home/homes/alexandrelus/sites/live39/project-final/saint-leman/vendor/symfony/dependency-injection/Argument/IteratorArgument.php on line 19
Call Stack
#	Time	Memory	Function	Location
1	0.0049	358992	{main}( )	.../IteratorArgument.php:0