504 Gateway-time out error – Nginx server error
You may encounter this error when UltimatePOS and is not related to this application. It’s an error in the server.
Solution to Gateway-time out error
- Try restating the server
- Contact your hosting provider to help with it.
- Contact your hosting to increase the server(nginx or apache) timeout time
- Increase max execution time in php.ini (Contact server admin for details help)
- Check this blog post by lifewire