Solution : https://service.sap.com/sap/support/notes/172722 (SAP Service marketplace login required)
Key words :
additional key words fcode_wiar, 'revoke technical completion' function, purchase requisitions, order operations, deletion flag, program error, deletion indicator, revoked properly, report riord035, prerequisites
Related Notes :
194200 | PREQ not deleted after set deletion flag |
34702 | Inconsistency between PReq deletion indicator/order |