Fatal error: Uncaught Error: Class 'Negotiation\Negotiator' not found in /home/lafaamicps/www/symfony/vendor/willdurand/negotiation/src/Negotiation/LanguageNegotiator.php:8 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/willdurand/negotiation/src/Negotiation/LanguageNegotiator.php on line 8