Solution : https://service.sap.com/sap/support/notes/363149 (SAP Service marketplace login required)
Key words :
additional key words me41, message 'grid call missing', grid validity date fields, grid entry button, grid entry screen, master grid number, schedule line screen, schedule line data, source code corrections, created/changed
Related Notes :
| 367041 | AFS V2.5B fixpack #02 including Hot Packages 31-34 |