This domain is already associated with this account

This domain is already associated with this account

Dear support

Domen:  technoport.pro 
Email: 
Telephone number: 
1. Yestoday registration process was broken (reboot computer) on step telephone verification
2. Today, i tried again but got message "This domain is already associated with this account "*****22""
3. When i tring to sign up, any my login|password and telephone number not valid....
4. When i tring to recovery password with email/telephone i got "Please enter valid email / mobile"

What can i do to complete registration?

This important issue for us, plz help.

Have a nice day!