Fatal error: Uncaught Error: Interface 'Symfony\Component\CssSelector\Parser\ParserInterface' not found in D:\svn\bitfx\vendor\symfony\css-selector\Parser\Shortcut\ElementParser.php:28 Stack trace: #0 {main} thrown in D:\svn\bitfx\vendor\symfony\css-selector\Parser\Shortcut\ElementParser.php on line 28