Dear aspirant !

Hope you are doing great ! These kind of mistakes should be avoided while filling the form of IGNOU,many aspirants make the same mistake every year and then ask here , at this time the finest way is to contact the concerned authorities of the IGNoU,if you have any nearby centre or anything related to ignore ,then visit there ,they can suggest you some suitable method to solve help

For more information about ignou ,visit the link----.

https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.careers360.com/university/indira-gandhi-national-open-university-new-delhi/amp&ved=2ahUKEwjaiYj4oLn2AhVRS2wGHaJCAD4QFnoECBEQAQ&usg=AOvVaw1QUmAzl3_6PihrcVfIIPoA ..

Hope it helps you !!

Thanking you