Solution : https://service.sap.com/sap/support/notes/42828 (SAP Service marketplace login required)
Key words :
prerequisites program error solution, additional key words mr44, error messages exist, respective menu options, mr08a similar problem, message 'required entry, screen layout check, account assignment block, symptom mr44, screen layout
Related Notes :
| 66706 | MR08/MR44 with order ref., acct assignmnt changable |
| 64718 | MR44 : Credit memo as subsequent credit |
| 63859 | MR08/MR44:Order item data in PO assigned to an acct |
| 61527 | MR41: Parking invoices for services |
| 52006 | MR08/MR44: purchase order item assigned to account |
| 49957 | MR08:Cancellation with one-time vendor not possible |