National Pension System Trust — payment failure

Address:	1097, 1ST FLOOR, SHAKTI KHAND-4, INDIRAPURAM, Ghaziabad, Uttar Pradesh, 201014
Website:	enps.nsdl.com/eNPS/getSubDetails.html?ID=-1964019432&getName=Online%20Subscriber%20Registration

Payment gateway failure. While trying to do the payment following error msg is coming for last 2 days "registration against this acknowledgement id is pending for confirmation from payment gateway. Please try again after sometime."

This error message is coming while trying to relogin and attempt to do the payment. I am not even able to see my form also.

Please help so that the payment can be done.