Steps to replicate the issue (include links if applicable):
What happens?:
Pop-up error appear "Error!
×
Server unavailable or you are offline"
Click on Login
Pop-up open with "502 Bad Gateway
nginx/1.27.0"
What should have happened instead?:
Login
Software version (on Special:Version page; skip for WMF-hosted wikis like Wikipedia):
Other information (browser name/version, screenshots, etc.):
Microsoft Edge Version 137.0.3296.68