Solution : https://service.sap.com/sap/support/notes/160303 (SAP Service marketplace login required)
Key words :
additional key words configuration, reference characteristics, class nodes, automatically specialized, class node, program error, 'source code', prerequisites
Related Notes :
| 305477 | Class node: object characteristics |
| 162041 | Class node is not specialized automatically |
| 121979 | Class item in materials planning |