Luci on nginx ssl - uwsgi connect error

i can find these config files for uwsgi, is anything missing?
what do you mean with "backup file list"?
thanks!

luci_uwsgi.conf

location /cgi-bin/luci/ {
    index  index.html;
    uwsgi_param QUERY_STRING $query_string;
    uwsgi_param REQUEST_METHOD $request_method;
    uwsgi_param CONTENT_TYPE $content_type;
    uwsgi_param CONTENT_LENGTH $content_length if_not_empty;
    uwsgi_param REQUEST_URI $request_uri;
    uwsgi_param PATH_INFO $document_uri;
    uwsgi_param SERVER_PROTOCOL $server_protocol;
    uwsgi_param REMOTE_ADDR $remote_addr;
    uwsgi_param REMOTE_PORT $remote_port;
    uwsgi_param SERVER_ADDR $server_addr;
    uwsgi_param SERVER_PORT $server_port;
    uwsgi_param SERVER_NAME $server_name;
    uwsgi_modifier1 9;
    uwsgi_pass unix:////var/run/uwsgi.sock;
}

location /luci-static {
}

location /ubus {
        ubus_interpreter;
        ubus_socket_path /var/run/ubus.sock;
        ubus_parallel_req 2;
}

uwsgi_params

uwsgi_param  QUERY_STRING       $query_string;
uwsgi_param  REQUEST_METHOD     $request_method;
uwsgi_param  CONTENT_TYPE       $content_type;
uwsgi_param  CONTENT_LENGTH     $content_length;

uwsgi_param  REQUEST_URI        $request_uri;
uwsgi_param  PATH_INFO          $document_uri;
uwsgi_param  DOCUMENT_ROOT      $document_root;
uwsgi_param  SERVER_PROTOCOL    $server_protocol;
uwsgi_param  REQUEST_SCHEME     $scheme;
uwsgi_param  HTTPS              $https if_not_empty;

uwsgi_param  REMOTE_ADDR        $remote_addr;
uwsgi_param  REMOTE_PORT        $remote_port;
uwsgi_param  SERVER_PORT        $server_port;
uwsgi_param  SERVER_NAME        $server_name;

emperor.ini

[uwsgi]
strict = true
pidfile = /var/run/uwsgi.pid
emperor = /etc/uwsgi/vassals/*.ini
early-emperor = true
vacuum = true
emperor-on-demand-directory = /var/run/
emperor-required-heartbeat = 99
vassal-set = die-on-idle=true