Solution : https://service.sap.com/sap/support/notes/430370 (SAP Service marketplace login required)
Key words :
'redetermine product master data' flag, system issues error message crm_product_i308, item categories qctr/qvct/vctr, terms quantity contract, system deletes, quantity contract, item level, order item, contract assignment, release document
Related Notes :
| 396693 | SAP CRM 3.0: Information on Installation |