Solution : https://service.sap.com/sap/support/notes/1510548 (SAP Service marketplace login required)
Key words : 
import servermaster data serversyndication serverimport clientssyndication clientsdata management clientsjava webdynpro, master data management, prerequisites release note solution, 11mdm installation master, 1 sp05 release 7, sap note #1345858, fixes provided, 1 sp05 patch15, 1 sp05 p15, 1 sp5 patch15
Related Notes : 
       
| 1512362 | MDM Server crash while workflow activity | 
| 1512305 | WD Item details Crash - Multilingual Text Tuple Member Popup | 
| 1511392 | Hierarchy Attribute values are not displayed in import map | 
| 1508645 | N/A values show as "0" or "2.99", mds storage problem | 
| 1508196 | MDSS crash due to unavailability of MDS |