Make wrong DD back date

Location/place: Bah agra UP

Name of company/service: SBI BANK BAH

i am stadent of MBA ignou Final Year ,i made DD from SBI bank on30 april 2012 but DD made back date 30 jan 2012 in this case my exam form return from ignou and my year is wastage .Mr.pradeep has done by personal isedent
please take action
Regards
Santosh