Fatal error: Uncaught Error: Interface "Symfony\Component\OptionsResolver\Exception\ExceptionInterface" not found in /home/rcmch/test.m-s-i.ch/vendor/symfony/options-resolver/Exception/OptionDefinitionException.php:19 Stack trace: #0 {main} thrown in /home/rcmch/test.m-s-i.ch/vendor/symfony/options-resolver/Exception/OptionDefinitionException.php on line 19