Solution : https://service.sap.com/sap/support/notes/1387349 (SAP Service marketplace login required)
Key words :
RE80, RESCSU, SU, settlement unit, master settlement unit, cost object, cost object settlement unit, VVAE, KTAE, I0064, account assignment lock
Related Notes :
1458917 | Collective note on archiving |
1251454 | Setting deletion flag for MSU or SU |