How To Fix DB6PM908 - You cannot recluster a MultiProvider

SAP Error Message - Details

• Message type: E = Error

• Message class: DB6PM - DB2 UDB for UNIX, Windows: Performance Monitoring

• Message number: 908

• Message text: You cannot recluster a MultiProvider

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DB6PM908 - You cannot recluster a MultiProvider ?

  The SAP error message DB6PM908, which states "You cannot recluster a MultiProvider," typically occurs when you attempt to perform a reclustering operation on a MultiProvider in SAP BW (Business Warehouse). Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  
  MultiProvider Structure: A MultiProvider is a logical view that combines data from multiple InfoProviders (like InfoCubes, DataStore Objects, etc.) into a single data source for reporting. Since it does not store data itself but rather aggregates data from other sources, reclustering (which is a process that reorganizes data in InfoProviders for performance optimization) is not applicable to MultiProviders.
  
  
  Reclustering Operation: The reclustering operation is intended for InfoCubes or DataStore Objects where data is physically stored. Attempting to apply this operation to a MultiProvider leads to this error because it does not have its own data to reorganize.
  
  
  Solution:
  
  
  Identify the InfoProviders: If you need to optimize performance, identify the underlying InfoProviders (InfoCubes or DataStore Objects) that the MultiProvider is based on. You can perform reclustering on those InfoProviders instead.
  
  
  Recluster InfoProviders: 
  
  Go to the InfoProvider that you want to recluster.
  Use the transaction code RSA1 to access the Data Warehousing Workbench.
  Navigate to the InfoCube or DataStore Object.
  Right-click on the InfoProvider and select the option to recluster.
  
  
  
  Check for Data Issues: If you are facing performance issues with the MultiProvider, consider checking for data quality or volume issues in the underlying InfoProviders.
  
  
  Performance Optimization: If performance is a concern, consider other optimization techniques such as:
  
  Aggregation
  Indexing
  Partitioning of InfoCubes
  Using aggregates in reporting
  
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for more details on MultiProviders and InfoProviders.
  SAP Notes: Check for any relevant SAP Notes that might provide additional insights or updates regarding this error.
  BW Performance Tuning: Explore best practices for performance tuning in SAP BW, which may include data modeling techniques, query optimization, and system configuration.
  
  By following these steps, you should be able to resolve the error and optimize your SAP BW environment effectively.