Solution : https://service.sap.com/sap/support/notes/142059 (SAP Service marketplace login required)
Key words :
material number field, additional key words, error message mg141, object characteristic values, predefined values, characteristic maintenance, program error, reference characteristics, conversion routines, multiple call
Related Notes :
| 152818 | Reference characteristics with conversion routines |
| 147871 | Object charcterist. w/conversion and fixed val. II |
| 147833 | Multiple-value chars are valuated incorrectly |