Solution : https://service.sap.com/sap/support/notes/981597 (SAP Service marketplace login required)
Key words :
system issues error ff 704 'tax code &, manually enter tax, indian company codes, terms ff 704, program error, defined correctly, xmwst reason, costing schema, solution implement, procedure &
Related Notes :
| 1033904 | FF 704 'Tax code & in procedure & is invalid' in 46C release |
| 842156 | Miro with tax detail screen SAPLTAX1 451 |