昨天在我的 debian 机器上进行了 dist-upgrade 之后，我在 nginx init 脚本方面遇到了一些问题。每当我尝试使用 init 脚本启动 nginx 时，它都会出现一条错误消息：
# service nginx start
Job for nginx.service failed. See 'systemctl status nginx.service' and 'journalctl -xn' for details.
systemctl status nginx.service 的输出：
# systemctl status nginx.service
? nginx.service - A high performance web server and a reverse proxy server
Loaded: loaded (/lib/systemd/system/nginx.service; enabled)
Active: failed (Result: exit-code) since Tue 2015-05-19 12:36:12 CEST; 7s ago
Process: 14087 ExecStart=/usr/sbin/nginx -g daemon on; master_process on; (code=exited, status=0/SUCCESS)
Process: 14126 ExecStartPre=/usr/sbin/nginx -t -q …