I have issues with my name

On my nin ,bvn, international passport is Edwin Ndidi amaka



My birth certificate, school certificate, school results is Edwin joy Ndidi Amaka


My admission letter, school id is Edwin joy Ndidi


I went to register for nysc and they said I can never do nysc


I have avidavit to remove joy from my bvn


My bvn is the Same with my nin and international passport


I didn't study in Nigeria

I need your help please