Solution : https://service.sap.com/sap/support/notes/1526059 (SAP Service marketplace login required)
Key words :
item category group space, item category group, item category determination, existing sales contract, error message crm_orderadm_i 507, item category, error message, sales contract, terms crm_orderadm_i 507, sales agreement
Related Notes :
701088 | Product-dependent item category determination not possible |