/var/logs中的错误日志是
[2018-07-26 04:12:02] request.ERROR: Uncaught PHP Exception Symfony\Component\HttpKernel\Exception\NotAcceptableHttpException: "No matching accepted Responseformat could be determined" at /var/www/phpdish/vendor/friendsofsymfony/rest-bundle/EventListener/FormatListener.php line 71 {"exception":"[object] (Symfony\Component\HttpKernel\Exception\NotAcceptableHttpException(code: 0): No matching accepted Response format could be determined at /var/www/phpdish/vendor/friendsofsymfony/rest-bundle/EventListener/FormatListener.php:71)"} []