Solution : https://service.sap.com/sap/support/notes/606701 (SAP Service marketplace login required)
Key words : 
simulation solution implement, material component, purchase requisition, simulation back, operative version, deletion indicator, terms cjv4, simulation
Related Notes : 
       
| 634869 | SAPKU40001: Support Package 01 for CRM 4.0 | 
| 607000 | Required notes for PS-BAPIs |