Fatal error: Uncaught Error: Interface 'Symfony\Contracts\HttpClient\Exception\HttpExceptionInterface' not found in D:\svn\blog\vendor\symfony\http-client-contracts\Exception\ServerExceptionInterface.php:19 Stack trace: #0 {main} thrown in D:\svn\blog\vendor\symfony\http-client-contracts\Exception\ServerExceptionInterface.php on line 19