Log in Yi or kami home app with Mi account - error

I tried to log in Kami home app with Xi account on my new bought mobile phone. However, it always shows “Error occurred while logging in. Please restart .” I had ensured the MI account and password work fine on Mi app. Kami app works fine on my old phone as well. Please help the new phone log in issue.

After trage, it is reproduced from three my android phones, eventhough it is xiaomi 9 phone. IPhone works fine.

  1. select orange tab with login MI account
  2. enter MI account and password.
  3. issue is hit