Fatal error: Uncaught Error: Interface 'Symfony\Component\CssSelector\Parser\ParserInterface' not found in /mnt/volume_lon1_01/backend/adminseppi/vendor/symfony/css-selector/Parser/Shortcut/HashParser.php:29 Stack trace: #0 {main} thrown in /mnt/volume_lon1_01/backend/adminseppi/vendor/symfony/css-selector/Parser/Shortcut/HashParser.php on line 29