By default UserEcho try to load avatar from global avatar service http://gravatar.com
You can check that you email registered correctly here http://en.gravatar.com/site/check
Also you can directly upload your avatar at user profile page.
Выносит: You cannot use that email address to signup. We are having problems with them blocking some of our email. Please use another email provider.
Хотя мой email на майл.ру.
Customer support service by UserEcho