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3 Posts
  • Published Question

    upstream timed out (110: Connection timed out) while reading response header from upstream

    Hi all, After successful deploying MERN stack app into the DO, I got 504 Gateway Time-out issue and I checked server error logs here(/var/log/nginx/error.log) 2021/09/28 16:33:18 [error] 1252#1252: *6 upstream time...
    Accepted Answer: Hi @axiom88guru, So far in my experience, such errors have always been from the Application side rather than NGINX. Check your Application, I can guarantee there will be a misconfiguration somewhere on it rather than ...
    1 By axiom88guru Nginx DigitalOcean Node.js MongoDB Let's Encrypt
  • Published Question

    502 Bad Gateway : connect() failed (111: Unknown error) while connecting to upstream

    Hi I have a MERN stack app and it always worked like charm until this morning when we suddenly got a 502 Bad Gateway(without touching anything). I’ve seen another Post on here which is resolved but any of the steps i...
    Accepted Answer: Hello, The error indicates that your Node service is not running so the Nginx service is unable to connect. What you need to do is to start your Node service. This would depend on your personal setup, but for example ...
    1 By axiom88guru Nginx DigitalOcean Ubuntu 20.04
  • Published Question

    How can I change domain name for Letsencrypt?

    I have a droplet installed Letsencrypt SSL certificate for a domain name ( For some reason, I have created a new droplet with a snapshot of the original droplet. Let's say the new domain name is www.yyy.c...
    1 By axiom88guru Let's Encrypt