I have problem with generating pdf files on digital ocean nginx server. I have MERN app and I use “html-pdf-node” library to create pdf files. It works on localhost but error is on digital ocean nginx server. Every time i try generate pdf i have the same error:
502 Bad Gateway nginx/1.18.0 (Ubuntu)
It is my log error:
upstream prematurely closed connection while reading response header from upstream, client
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You can verify that Nginx is running fine. 502 Bad Gateway Nginx is a generic Nginx error.
To check the status:
If there is an error message you can also check the journal logs to extract additional information:
To restart the service:
I would recommend checking your error logs:
Are you using Nginx as a proxy? If yes, try setting higher values for the proxy like so:
If you are not using a proxy and the error you see in Nginx is the only thing you see in there, I’ll recommend checking out your Application and the error logs on it.
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