Solution : https://service.sap.com/sap/support/notes/622699 (SAP Service marketplace login required)
Key words : 
terms short dump, relevant anymore, crm release 4, smw3_bdoc2 reason, smw3_bdoc1, prerequisites
Related Notes : 
       
| 651069 | SAPKU40002: Support Package 02 for CRM 4.0 | 
| 634869 | SAPKU40001: Support Package 01 for CRM 4.0 |