Solution : https://service.sap.com/sap/support/notes/105333 (SAP Service marketplace login required)
Key words :
system displays message m7050 'balance, additional key words mb01, negative delivery costs, goods receipt, purchase order, returns item, entire stock, goods movement, solution carry, attached corrections
Related Notes :
104668 | Collective note: Subsequent settlement (Purch.) Release 4.0 |