I'm facing a problem adding additional fields in billing. I tryed to use BADI_SD_CUST_HEAD but unfortunately the badi is marked for sap internal use.
I read a lot in SDN foruns and so on, but i cannot find a suitable solution for this situation. There is a OSS note - 864944 - that mention that the following Badis are is only intended for SAP internal use:
Do you have a solution for adding fields in billing without using this BADIs?