Solution : https://service.sap.com/sap/support/notes/1260460 (SAP Service marketplace login required)
Key words : 
prerequisites programm error / incorrect buffer settings solution sap netweaver bi 7, causing ineffective buffer usage, incorrect cache settings, table content table rswr_data, sap netweaver bi 7, sap nw bi7, 01 bi abap sp04, recognized performance issues, 00            import support package 21, import support package 04
Related Notes : 
       
| 1260072 | SAPBINews NW7.11 BI ABAP SP02 | 
| 1227876 | SAPBINews NW7.01 BI ABAP Support Package 04 | 
| 1136885 | SAPBINews NetWeaver BI 7.00 ABAP Support Package 20 |