电子邮件功能期间nginx 500内部服务器错误

Question

每当我尝试点击按钮发送电子邮件时，我都会在Chrome浏览器的inspect部分看到此500内部服务器错误。当然，没有发送电子邮件。救命啊！

系统是安装了Apache的Windows服务器。

下面是nginx.conf

    worker_processes  1;


    events {
    worker_connections  1024;
    }


    http {
    include       mime.types;
    default_type  application/octet-stream;

    #log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
    #                  '$status $body_bytes_sent "$http_referer" '
    #                  '"$http_user_agent" "$http_x_forwarded_for"';

    #access_log  logs/access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    client_max_body_size 20M;

    #keepalive_timeout  0;
    keepalive_timeout  65;

    #gzip  on;

    #staging
    server {
    listen 8000;
    server_name localhost;

    index index.php index.html index.htm;

    location / {
        root "html\\staging\\facade\\v1";
        try_files $uri $uri/ /404.html;
    }

    location /admin {
        alias html/staging/admin-fe/;
        try_files $uri $uri/ /404.html;
    }

    location /api {

        root html/staging/essence/public;

        rewrite /api/(.*) /$1;
        ## Check for file existing and if there, stop ##
        if (-f $request_filename) {
            break;
        }

        ## Check for file existing and if there, stop ##
        if (-d $request_filename) {
            break;
        }

        rewrite /(.*) /index.php/$1; break;
        proxy_pass http://192.0.0.228:19120;
        proxy_set_header Host            $host;
        proxy_set_header X-Forwarded-For $remote_addr;
        proxy_read_timeout 150;

    }        

    location /crm {

        root html/staging/essence/public;

        rewrite /crm/(.*) /$1;
        ## Check for file existing and if there, stop ##
        if (-f $request_filename) {
            break;
        }

        ## Check for file existing and if there, stop ##
        if (-d $request_filename) {
            break;
        }

        rewrite /(.*) /index.php/$1; break;

        proxy_pass http://192.0.0.228:19120;
        proxy_set_header Host            $host;
        proxy_set_header X-Forwarded-For $remote_addr;
        proxy_read_timeout 150;

       }

    }

    #live
    server {
    listen 8100;
    server_name localhost domain.com www.domain.com;

    index index.php index.html index.htm;

    client_max_body_size 20M;

    location / {
        root "html\\live\\facade\\v1";
        try_files $uri $uri/ /404.html;
    }

    location /admin {
        alias html/live/admin-fe/;
        try_files $uri $uri/ /404.html;
    }

    location /api {

        root html/live/essence/public;

        rewrite /api/(.*) /$1;
        ## Check for file existing and if there, stop ##
        if (-f $request_filename) {
            break;
        }

        ## Check for file existing and if there, stop ##
        if (-d $request_filename) {
            break;
        }

        rewrite /(.*) /index.php/$1; break;
        proxy_pass http://192.0.0.228:19121;
        proxy_set_header Host            $host;
        proxy_set_header X-Forwarded-For $remote_addr;
        proxy_read_timeout 150;

    }        

    location /crm {

        root html/live/essence/public;

        rewrite /crm/(.*) /$1;
        ## Check for file existing and if there, stop ##
        if (-f $request_filename) {
            break;
        }

        ## Check for file existing and if there, stop ##
        if (-d $request_filename) {
            break;
        }

        rewrite /(.*) /index.php/$1; break;

        proxy_pass http://192.0.0.228:19121;
        proxy_set_header Host            $host;
        proxy_set_header X-Forwarded-For $remote_addr;
        proxy_read_timeout 150;

    }

    }

    }