issue rate - cash flow( fwzz) - securties

Dear Sap experts,

i am creating the master class of ID number in fwzz, there i have maintained issue rate 87.7615, but at the time of cash flow , system is not considering the issue rate i.e 87.7615

Desired Cash flow

july 21,2015 (877615)

july, 20 2017 (10,00,000)