Solution : https://service.sap.com/sap/support/notes/186040 (SAP Service marketplace login required)
Key words :
additional key words type matching, symptom problems occur, type matching, material variant, class nodes, program error, advance correction, specialization, prerequisites, implementation
Related Notes :
| 201647 | @3Z@ class nodes: Collective note |
| 117188 | 4.5A Type matching and specialization class node |