Login issue in gujarat cyber treasury

have commercial tax site Loging Details same work too but while try to login gujarat cyber treasury same Usre ID & password not Worked

Error refacts Invalid Login 

how ever this is first time we login in gujarat cyber treasury so as per instruction they say that same user id and password of commercial tax should be work but in my case that's not working

where i m making mistake or there is other obiligation need to be fullfile 

if any one have any idea please help me out..