502 Bad Gateway in Digital Ocean Server

Known:

  • Operating System: Ubuntu
  • Web Server : Nginx
  • Web Application : Nuxt.js

Problem:

My client had problem with “502 Bad Gateway”

Nginx Log:

I wrote “tail -f /var/log/nginx/error.log” which result :

connect() failed (111: Connection refused while connecting to upstream, client: ***.***.***.***, Server: domainName.co.id, request: GET /favicon.ico HTTP/1.1",  upstream: "http://127.0.0.1:3000/favicon.ico"

Question:

How to fix this issue …. ?

Reply:

I check the list of node JS process by wrote “pm2 list” that resulted no one process exist.

So i decided to enter the /var/www/domainName and wrote “pm2 start” then the process up and the website up too.

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