HOW CAN WE SOLVE THE PROBLEM
Dear Candidate,
This means we have not received the money from your side though it may have been debited from your account. In this case, please make the repayment.
Use chrome browser
incognito window
desktop or laptop preferably
Go to https://examform.nptel.ac.in/
Delete all courses in cart
Add it again
Click on the view cart
Click on Preview and Checkout
Agree to all conditions
Make payment
All earlier payments will get refunded, don't worry - before october 15.
For more information please visit : http://bit.ly/faqjuly2019