Solution : https://service.sap.com/sap/support/notes/318425 (SAP Service marketplace login required)
Key words :
additional key words vbap-cuobj, support packages sapkh40b44, subsequent error caused, changeable material variants, sales order item, attached program correction, sales order, subsequent problems, configurable material, material master
Related Notes :
333032 | No product selection for APO materials |
302055 | V1278: Incorrect message during ATP check |