Fatal error: Uncaught Error: Interface 'Symfony\Component\ExpressionLanguage\ExpressionFunctionProviderInterface' not found in /mnt/volume_lon1_01/backend/admin/vendor/symfony/routing/Matcher/ExpressionLanguageProvider.php:23
Stack trace:
#0 {main}
thrown in /mnt/volume_lon1_01/backend/admin/vendor/symfony/routing/Matcher/ExpressionLanguageProvider.php on line 23