How To Fix BRAIN235 - For &1, aggregate part &2 must have a fully-fledged delta method

SAP Error Message - Details

• Message type: E = Error

• Message class: BRAIN -

• Message number: 235

• Message text: For &1, aggregate part &2 must have a fully-fledged delta method

What causes this issue?

Deltacache class &V3& of InfoProvider &V2& is only suitable as a delta
part of a delta pair. In delta pair class &V1& it should be used as an
aggregation part.

System Response

The MultiProvider cannot be used in this way.

How to fix this error?

Change classes &V1& and &V3& as well as the corresponding entries in
table RSDCUBEMULTI.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BRAIN235 - For &1, aggregate part &2 must have a fully-fledged delta method ?

  The SAP error message BRAIN235 indicates that there is an issue with the delta method configuration for an aggregate in the SAP BW (Business Warehouse) system. Specifically, it suggests that the aggregate part you are trying to work with does not have a fully-fledged delta method defined, which is necessary for the system to process data changes correctly.
  Cause:
  
  Missing Delta Method: The aggregate part specified in the error message does not have a delta method defined. Delta methods are essential for tracking changes in data and ensuring that the aggregate can be updated efficiently.
  Incorrect Configuration: The configuration of the InfoObject or the aggregate may be incomplete or incorrect, leading to the absence of a valid delta method.
  Data Source Issues: The data source from which the aggregate is pulling data may not be set up to support delta processing.
  
  Solution:
  
  
  Define a Delta Method:
  
  Go to the Data Warehousing Workbench (transaction RSA1).
  Navigate to the InfoProvider that contains the aggregate.
  Check the settings for the aggregate and ensure that a delta method is defined.
  If it is missing, you may need to create or configure a delta method for the aggregate.
  
  
  
  Check Aggregate Settings:
  
  Ensure that the aggregate is correctly configured to use the appropriate data source.
  Verify that the InfoObject associated with the aggregate has the correct settings for delta processing.
  
  
  
  Rebuild the Aggregate:
  
  If the configuration appears correct but the error persists, consider rebuilding the aggregate. This can sometimes resolve issues related to configuration inconsistencies.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to aggregates and delta methods for any specific requirements or additional troubleshooting steps.
  
  
  
  Check for SAP Notes:
  
  Look for any relevant SAP Notes that may address this specific error message or provide guidance on delta method configuration.
  
  
  
  Related Information:
  
  Delta Methods: Delta methods are used in SAP BW to efficiently load and update data in aggregates. They allow the system to only process changes rather than reloading entire datasets.
  Aggregates: Aggregates are pre-calculated summaries of data that improve query performance in SAP BW. They are essential for optimizing reporting and analysis.
  SAP BW Administration: Familiarity with SAP BW administration tasks, including managing InfoProviders, aggregates, and data sources, is crucial for resolving issues like BRAIN235.
  
  If you continue to experience issues after following these steps, consider reaching out to your SAP support team or consulting with an SAP BW expert for further assistance.