the login problem also happen to me yesterday..fortunately, i manage to overcome the problem. Here are the steps for unifi user :

1) Open iflix website in your browser.
2) The pop up will come out "your session has ended" and please login etc.
3) Click to login using your facebook account.
4) Now you can login and you will be given 1 month free trial.
5) After that, log out and try refresh the website.
6) Voila! The website will auto login by detect your unifi ip address and the subscription will last until 31 Dec 2017.