Solution : https://service.sap.com/sap/support/notes/33491 (SAP Service marketplace login required)
Key words :
step-loop-line number, batch input session, transaction codes co01, additional key words, function groups saplschk, development class szp, transaction code se51, sample screen saplspo4 0100, finally set bdc_okcode, field names internally
Related Notes :
73175 | Supply of popups in batch input |
17387 | YES, NO, CANCEL buttons for batch input SAPLSPO1 |
13882 | Handling of POPUP_TO_CONFIRM in batch input |
12483 | OK code in batch input has no effect |