Problem linking my GitHub account with sololearn

Question

I'm not able to link my GitHub account with sololearn,
This is the output when I try to link my GitHub account:
{"error":{"code":7,"name":"EndpointNotFound","data":"\/SocialAuthenticationWeb\/core?service=github&code=......"}}

Answer 1

Update, problem is still not fixed :(

Answer 2

I did and they did nothing