How To Fix RSB4HANA282 - Write-optimzed DSO &1 uses NO2 aggregation.

SAP Error Message - Details

• Message type: E = Error

• Message class: RSB4HANA - B4HANA

• Message number: 282

• Message text: Write-optimzed DSO &1 uses NO2 aggregation.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSB4HANA282 - Write-optimzed DSO &1 uses NO2 aggregation. ?

  The SAP error message RSB4HANA282 indicates that a write-optimized DataStore Object (DSO) is using NO2 aggregation, which is not supported. This error typically arises in the context of SAP BW/4HANA or SAP BW on HANA environments when dealing with data modeling and data loading processes.
  Cause:
  
  Write-Optimized DSO: A write-optimized DSO is designed for high-speed data loading and is typically used for staging data before it is transformed and loaded into a more structured format.
  NO2 Aggregation: The NO2 aggregation type is not compatible with write-optimized DSOs. This aggregation type is generally used for certain types of reporting and analysis, which are not applicable to write-optimized structures.
  
  Solution:
  To resolve this error, you can consider the following approaches:
  
  
  Change Aggregation Type:
  
  If the DSO is intended to be write-optimized, ensure that it does not use NO2 aggregation. You may need to change the aggregation type to one that is compatible with write-optimized DSOs.
  
  
  
  Use a Different DSO Type:
  
  If you require NO2 aggregation for your reporting needs, consider using a standard DSO or an advanced DSO (like a composite provider) instead of a write-optimized DSO.
  
  
  
  Review Data Flow:
  
  Check the data flow and transformation logic to ensure that the DSO is being used appropriately. If the DSO is part of a data flow that requires aggregation, you may need to redesign that flow.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation for the specific version of BW/4HANA you are using to understand the limitations and best practices regarding DSOs and aggregation types.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates regarding this error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have implemented.
  Data Modeling Best Practices: Familiarize yourself with best practices for data modeling in SAP BW/4HANA, especially regarding the use of DSOs and aggregation types.
  
  By following these steps, you should be able to address the RSB4HANA282 error and ensure that your data modeling aligns with SAP's requirements and best practices.