where the data is appending in BKPF &BSEG statement in the program'RFBIBL00
I am using the program RFBIBL00 to append the data from flat file to sap. But I would like to change some value according to my requirement before appending. But I am unable to find the statements where the data is appending into BKPF and BSEG.
Please help me for this ?