"504 Gateway Timeout"
"Gateway Timeout (504)"
"HTTP Error 504 - Gateway Timeout"
"Gateway Timeout Error"
1. Retry the web page by clicking the refresh/reload button, pressing F5, or trying the URL from the address bar again.
2. Restart all of your network devices. Temporary problems with your modem, router, switches, or other networking hardware could be causing the 504 Gateway Timeout issue.
3. Check the proxy server settings in your browser or application and make sure they're correct.
4. Contact your Internet Service Provider.
5. Come back later. You've exhausted all your options at this point and the 504 Gateway Timeout error is either in the hands of the website or your ISP to correct.