Solution : https://service.sap.com/sap/support/notes/637346 (SAP Service marketplace login required)
Key words : 
refill ods 0bbp_ds1and infocubes 0bbp_c01, terms supplier relationship management, blanket purchase order reason, sap enterprise buyer, blanket purchase order, purchase order change, purchase order data, purchase order ods, consolidating ods 0bbp_ds1, purchase order header
Related Notes : 
       
| 760061 | Country and region not filled for 0GN_VENDOR | 
| 614940 | DataSources for the Enterprise Buyer and SRM Server | 
| 596514 | Additional information about upgrading to SAP CRM 4.0/SRM Se |