Solution : https://service.sap.com/sap/support/notes/167193 (SAP Service marketplace login required)
Key words :
transaction 'se91' - choose message class = '8j' - press button 'change' - choose message number = '966', afs error message 8j, grid values found solution 1, info message 'messages, error message, grid values found', material number, return - double click, free line - ignore, dim &' - set flag
Related Notes :
| 168887 | AFS V1.0D2 Fixpack #5 including HP/LCP 27-31 |