Problem with online application form

Hi Everyone:

I am trying to register using the online application form for December 2012 exam. I am using my new 11 digit Registration number, using old registration number with a / in between, using my denovo status regn no with a / in between . However, i am not able to move beyond the first page of the applicaiton. I want to appear for Final this december 2012. The website says invalid identification number. Please enter correct number.

Please help.

With warm regards

Padmavati