Exam form query urgent......

in 2 nd group i gave dt & idt in may 2015 & i got 66 marks in idt but i was absent 4 costing & isca .today i filled the online form for nov 2015 & claimed that as exemption & paid the fees online. afterwards my friend told me that you cannt have exemption if you r absent for other 2 papers i was really shocked .pls guide what should i do & how should i correct my exam form??? pls reply .