Solution : https://service.sap.com/sap/support/notes/440143 (SAP Service marketplace login required)
Key words :
program switch gc_conf_matvar, additional key words, multi-level configuration, material variant, correctly exploded, prerequisites solution, correction instructions, configuration, configured
Related Notes :
794941 | Explosion of material variant as a configurable assembly |
453553 | Material variant in the multi-level configuration |