Bug, сайт не грузится в chrome (ubuntu 14.04), 502 bad gateway nginx

General: Request URL:http://gagadget.com/23463-7-sovremennyih-fantasticheskih-knig-kotoryie-stoit-prochest/ Request Method:GET Status Code:502 Bad Gateway Remote Address:195.206.238.12:80

Response Headers: HTTP/1.1 502 Bad Gateway Server: nginx Date: Mon, 05 Sep 2016 06:54:14 GMT Content-Type: text/html Content-Length: 568 Connection: keep-alive

Request Headers: Accept:text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,/;q=0.8 Accept-Encoding:gzip, deflate, sdch Accept-Language:en-US,en;q=0.8,ru;q=0.6,uk;q=0.4 Cache-Control:max-age=0 Connection:keep-alive Host:gagadget.com Upgrade-Insecure-Requests:1 User-Agent:Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.92 Safari/537.36