Solution : https://service.sap.com/sap/support/notes/75853 (SAP Service marketplace login required)
Key words :
additional key words transactions mp30, prerequisites program error solution repair, language english symptom, program mm61wfar, material forecast, initialization indicator, forecast flow, 'write protected', forecast profiles
Related Notes :
| 89097 | Materl forecast: 'Write-protected' flds in profile |
| 88233 | Material forecast: display of forecast values |
| 85692 | Mat.forecast: Optimization indicator write protctd |