Solution : https://service.sap.com/sap/support/notes/537253 (SAP Service marketplace login required)
Key words : 
terms enterprise buyer professional edition, import pi_basis 2002_1_620 support package 01, law combatting tax evasion, import xml product catalogs, /3 back-end system system, /3 back-end system, import support package 02, solution basis workflow, correct workflow process, current ist version
Related Notes : 
       
| 601105 | Release restrictions R/3 Plug-in 2003.1 | 
| 539174 | Error in processing of Business Partner records | 
| 535645 | Law on combatting tax evasion and external systems | 
| 535161 | Support Package 02 for SRM 2.0 | 
| 533877 | Pricing in EBP - Which IPC version? | 
| 510424 | ITS Version for Enterprise Buyer 3.5 | 
| 505994 | |
| 449677 | Release restrictions R/3 plug-in 2001.2 |