502 error Bad Gateway Nginx on Teams Desktop version

Issue Summary

When using the MS Teams Desktop version, if you have SSO configured to access your instance, you may have a 502 error Bad Gateway Nginx.

Steps to Reproduce

1. Have SSO for authentication in your Jira instance
2. Go to MS Teams (desktop version)
3. Add Jira Cloud to your Teams
4. Try connecting with your instance.
5. Once you set your user/password, the authentication should fail and show you the error message:
   

Expected Results

Everything should work like the web versions does.

Actual Results

The authentication fails and show you the error message:

Workaround

Authorize via the web version of the Microsoft Teams App.