Solution : https://service.sap.com/sap/support/notes/547663 (SAP Service marketplace login required)
Key words :
activated period based encumbrance tracking, function module fm_get_avoi_update_date exit_saplfmfa_004 parameter, fm update date pop, current line item information, current line item, chosen update date, user-exit exit_saplfmfa_004, reference type optional, flag i_new_item checks, i_f_fmioi-rldnr = '9a'
Related Notes :
| 681857 | FGV004: SYST: Date 00.00.0000 not expected. |
| 577001 |