Solution : https://service.sap.com/sap/support/notes/69029 (SAP Service marketplace login required)
Key words :
directory general/r3server/abap/note, additional key words coka, transaction data exists anymore, actual data exists, delete master data, tax rate exists, dependent records exist, abap/4 correction 'rkplnc25', tax rates providing, planned anymore
Related Notes :
| 75032 | KP06: quantity/usage not ready for input |
| 51513 | KZ527 / KS027 / KS020: change/delete master data |