Cannot login with github account

[Colin]

This issue was resolved.

GitHub: You can't sign up because login 'username' is already used by an existing user

Hey everyone! I’m really, very happy to let you know that our team has solved the login issue for 97.5% of the affected logins. There are still a handful of users who will face an issue on login that we could not easily fix, that we will fix on request. If you still face any issue on login that results in the following message: Reason: You can’t sign up because login ‘<login>’ is already used by an existing user. Please don’t hesitate to respond to this thread. I have already reached out t…