How to access Ubuntu var/www using nginx server

Question

I have problem here. I want to try access through browser and use http://localhost/phppgadmin to access phppgadmin but the result of that is:

502 Bad Gateway
nginx

I sure phppgadmin is exist in var/www. How to fix it?

Answer 1

At a guess I will say that maybe you're trying to use php-fpm and it's not currently running, so nginx can't connect to the socket.

try this and then restart nginx

sudo apt install php-fpm