Solution : https://service.sap.com/sap/support/notes/524043 (SAP Service marketplace login required)
Key words :
-> item management -> posting control rules -> define, detected lock &1 long text, message class '1n', ordering party items, turnover items set, material check reason, check result defined', posting lock, payment item, 'account management
Related Notes :
| 524952 | |
| 305789 | Creating messages |