unable to add park domain name

[audieuhuy48]

I would like to add park domain "henryau.co.cc" on my host henryau.x10.mx. But I got an error
"Error from hooks wrapper: Domain action was not successfully completed [1]. Error: Error from park wrapper: henryau.co.cc is already configured."
How do I fix it? Please help me
Thanks

[audieuhuy48]

Please help me. I still unable to add park domain on my host.