Solution : https://service.sap.com/sap/support/notes/616726 (SAP Service marketplace login required)
Key words :
low-level code, called repeatedly, wrongly set, solution implement, advance correction, bapi_material_bom_group_create
Related Notes :
720894 | Error when assigning a follow-up material |
620663 | BAPI_MATERIAL_BOM_GROUP_CREATE: Low-level code incorrect |
68792 | Collective note for low-level code / recursiveness |