If you see the error "You're on the list! This earning season is closed to new users. You'll be notified when it's your turn to earn Bitcoin on Ember", this means that you're likely in a country that is currently unsupported. We hope to be expanding to your region soon!
Alternatively, it may mean that your account has been flagged for one of the reasons outlined in this article: https://help.emberfund.io/hc/en-us/articles/4881433867675-Why-is-my-mining-paused