SBI — The examiner did not allow me because of not having surname on my admit card

Address:

state bank of india, central recruitment and promotion dept, atlanta building,3rd floor, mumbai - 400021

I went to attend my sbi clerk exam but the thing was when i was applying i did not wrote my surname in the application so when i showed documents i.e. aadhar to the examiner he told that the application name as well as id proof name should be same and he did not allowed me to attend. now i need my money back.