Solution : https://service.sap.com/sap/support/notes/1480454 (SAP Service marketplace login required)
Summary : 
      When executing an MDX statement in SAP NetWeaver BW, the runtime error OBJECTS_TABLES_NOT_COMPATIBLE may occur due to a program error, particularly when using APIs such as RSR_MDX_GET_AXIS_INFO. This issue often manifests under conditions involving RSTT trace recordings. The resolution involves importing the appropriate Support Packages for different versions of SAP NetWeaver BW (7.01, 7.02, 7.11) as specified by SAP Notes 1471463, 1450990, and 1392433, respectively. In urgent cases, applying advance correction instructions is advised after consulting SAP Note 875986 on transaction SNOTE.
Key words : 
business application programming interface, solution sap netweaver bw 7, sap netweaver bw 7, sap nw bw 7, online analytical processing, sapbinews nw bi 7, 01 bw abap sp08, runtime error occurs, import support package 08, import support package 05
Related Notes : 
       
| 1471463 | SAPBWNews NW BW 7.01 ABAP SP08 | 
| 1468668 | SAPBWNews NW7.0 BW ABAP Support Package 25 | 
| 1450990 | SAPBWNews NW BW 7.02 ABAP SP05 | 
| 1392433 | SAPBINews NW7.11 BW ABAP Support Package 05 | 
| 1232751 | MDX: Result contains too many cells (more than 1 million) |