Welcome to the Community Forum and thanks for your post. I'm sorry to hear that you are experiencing a problem with registering your device on TV Anywhere.
I'm unable to access your account via your Forum details to check this for you. Have you been able to get this working?
If you are still having problems with this, I'll be happy to look into this for you. I'll send you a private message requesting further details. Just check the envelope icon at the top right of this page.