I updated the app to ver. 2.1.1, same issue, still cannot login. It still takes me to "sign up", doesn't allow me to login. I'm having the same issue as well. The issue is not fixed yet here as well.
I'm having the same issue with VIKI APP in smart TV. It doesn't allow me to login as login function is not working at all. It takes me to sign up instead of login. And also, I cannot see any TV/Mov...