Solution : https://service.sap.com/sap/support/notes/559160 (SAP Service marketplace login required)
Key words : 
field product_type, generic infoobjects, terms product, bw extraction, extract structure, solution import, support package, product 0crm_prod_text, 0bbp_prod_text reason, 0bbp_prod_text
Related Notes : 
       
| 614940 | DataSources for the Enterprise Buyer and SRM Server |