Fatal error: Uncaught Error: Class "Symfony\Component\Routing\Matcher\Dumper\DumperCollection" not found in /home/maske/public_html/assurance/vendor/symfony/routing/Matcher/Dumper/DumperPrefixCollection.php:21 Stack trace: #0 {main} thrown in /home/maske/public_html/assurance/vendor/symfony/routing/Matcher/Dumper/DumperPrefixCollection.php on line 21