Appsc — Negligence in work

Address:	530011
Website:	www.psc.ap.gov.in/UI/GroupExams/GroupII_OnlineApplicationSubmission.aspx

HI,
I try to register for OTPR my mobile is not under DND but i did not get mobile code after two days i got and i confirm in OTPR
for application online when i try to apply for group 2 ANDHRA PRADESH PUBLIC SERVICE COMMISSION: HYDERABAD
NOTIFICATION NO.18/2016, Dt. 08/11/2016 showing message "www.psc.ap.gov.in says
something went wrong please try again after sometime"
i tried calling appsc helpdesk but no body is picking call
i sent many mails to help desk till now no response
if this happens in last few days who is responsible for this will you post pone last date of notification.