Solution : https://service.sap.com/sap/support/notes/102463 (SAP Service marketplace login required)
Key words :
negative additional key words negative inventory, purchase ordererror messages m7304, moving average price, pai module material_lesen, pbo module loop_ab_bild, detail screen watchpoint, set bseg-nprei, >= 0 set pabt-aprei, negative values, inventory quantity
Related Notes :
| 88187 | MR21, MR22: posting not possible for negative stock |
| 85753 |