Solution : https://service.sap.com/sap/support/notes/822122 (SAP Service marketplace login required)
Key words :
option settings--> choose header info, transactions mc93/mc94/mc95, planning table header, key figure view, planning table, terms ma 167, ma167 reason, characteristics, prerequisites, workaround
Related Notes :
| 325612 | Not all characteristics are displayd in header info |
| 113907 | Error message when setting header information MC94 |
| 74168 | Material short text in header => user exit |
| 67614 | How to use the function 'Choose header info' |