Dear Faisal,
You can try the entire process again without commiting any mistakes in data entered. Check for the possible problems such as irrelevant data typed, wrong data given, net problems etc. Even if everuthings right and the problem pertains, you can reach out the helplines to seek proper help regarding this.
Hope this helps.
Good luck.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile