How To Fix RSFBP101 - Number of compounding fields does not match (expected &1, actual &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: RSFBP - Open ODS Layer Object

• Message number: 101

• Message text: Number of compounding fields does not match (expected &1, actual &2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSFBP101 - Number of compounding fields does not match (expected &1, actual &2) ?

  The SAP error message RSFBP101, which states "Number of compounding fields does not match (expected &1, actual &2)," typically occurs in the context of SAP BW (Business Warehouse) when there is a mismatch between the expected number of compounding fields in a data model (like an InfoObject or InfoProvider) and the actual number of fields being provided in a query or data request.
  Cause:
  
  Mismatch in Field Definitions: The error usually arises when the definition of an InfoObject or InfoProvider has been changed (e.g., fields added or removed) but the related queries or data requests have not been updated accordingly.
  Data Source Changes: If the underlying data source has been modified (e.g., changes in the structure of the data source), it can lead to discrepancies in the expected and actual number of compounding fields.
  Query Design Issues: If a query is designed to use a certain number of compounding fields but the InfoObject it references has a different number, this error will occur.
  
  Solution:
  
  Check InfoObject Definition: Verify the definition of the InfoObject or InfoProvider in question. Ensure that the number of compounding fields matches what is expected in the query or data request.
  Update Queries: If there have been changes to the InfoObject, update any queries that reference it to ensure they align with the current structure.
  Rebuild Queries: In some cases, it may be necessary to rebuild the query from scratch to ensure that it correctly reflects the current structure of the InfoObject.
  Check Data Source: If the error is related to a data source, ensure that the data source is correctly defined and that any changes have been properly reflected in the InfoObjects and queries.
  Transport Requests: If changes were made in a development environment, ensure that all relevant transport requests have been moved to the production environment correctly.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to check InfoObjects and InfoProviders.
  Query Designer: Use the Query Designer to review and modify queries that may be causing the issue.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Refer to SAP documentation for detailed information on InfoObjects, compounding fields, and query design best practices.
  
  By following these steps, you should be able to identify and resolve the cause of the RSFBP101 error in your SAP BW environment.