domain name change request

[reet_20_0733]

sir, i am using free domain name "werockyou.pcriot.com" but i bought a domain name "gsmcommunication.co.in" and already change name server as i find on 10xhosting help document .
when i am try to change domain name from control penal then i face error like :-
information
A change to your hosting account's primary domain.
result
A system error occurred while processing this action.

Error Code: C085843B

so i need your help on solve this problem

---------- Post added at 01:14 PM ---------- Previous post was at 12:17 PM ----------

problem solved by removed parked domain but
a new problem come in front of me ,

i m not able to access "gsmcommunication.co.in"
error:-


Server Error

There has been a server error. Please try again momentarily.

If the issue persists, create a support ticket.

[vv.bbcc19]

Hi,
http://www.gsmcommunication.co.in/vbb/forum.php
is working on my browser.