Solution : https://service.sap.com/sap/support/notes/1332392 (SAP Service marketplace login required)
Key words : 
opt low high                     bt 200803 200805                     bt 200806 200808                     bt 200809 200811                     bt 200812 200902                     ge 200903, bwa-global parameter setting batchpara, terms polestar multiprovider snapshot reason, mps-index specific polestar-properties, parallel arfc indexing calls, sap business object explorer, sap business objects explorer, standard bwa-indexes exist, main batch process splits, standard infocube-indexing process
Related Notes : 
       
| 1635492 | Report RSDDTPS_INDEX_MPRO does not exist | 
| 1345194 | MultiProvider for Explorer: Error due to non-cumulatives | 
| 1338216 | Performance Optimization MultiProvider for BO Explorer | 
| 1323934 | Central Note: SAP BO Explorer,acceler. version for SAP NW BW | 
| 1310665 | Known Issues: SAP BusinessObjects Explorer XI 3.1 SP1 | 
| 1227876 | SAPBINews NW7.01 BI ABAP Support Package 04 |