Solution : https://service.sap.com/sap/support/notes/780943 (SAP Service marketplace login required)
Key words :
message ff115 incorrectly occurs, person providing construction work, providing construction work, parameter type p13b, call transaction sm30, maintain table v_t001i, construction work, table t001i, transaction oby6, incoming invoice
Related Notes :
| 770912 | F5060 - Balance not equal to zero if §13B Note 733976 active |
| 733976 | Transf tax liability in construction industry -Germany §13B |