How To Fix R7B066 - Error while merging InfoProvider &1 with source object &2

SAP Error Message - Details

• Message type: E = Error

• Message class: R7B - BW Metadata (InfoCube, InfoObject, InfoObject catalog)

• Message number: 066

• Message text: Error while merging InfoProvider &1 with source object &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message R7B066 - Error while merging InfoProvider &1 with source object &2 ?

  The SAP error message R7B066, which states "Error while merging InfoProvider &1 with source object &2," typically occurs in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when there is an issue with merging data from different InfoProviders or when trying to create a composite provider.
  Causes:
  
  Incompatible Structures: The InfoProviders being merged may have incompatible structures, such as different characteristics or key figures that cannot be aligned.
  Data Source Issues: The source object may not be properly defined or may not contain the expected data.
  Data Type Mismatches: There may be mismatches in data types between the fields of the InfoProviders being merged.
  Missing or Incorrect Mapping: The mapping between the fields of the InfoProviders may be missing or incorrectly defined.
  Technical Issues: There could be underlying technical issues, such as problems with the database or the BW system itself.
  
  Solutions:
  
  Check Compatibility: Ensure that the InfoProviders being merged have compatible structures. This includes checking that they have the same characteristics and key figures.
  Review Data Sources: Verify that the source object is correctly defined and contains the expected data. Check for any issues in the data loading process.
  Data Type Alignment: Ensure that the data types of the fields being merged are compatible. If necessary, adjust the data types in the InfoProviders.
  Mapping Verification: Review the mapping configuration for the merge operation. Ensure that all necessary fields are correctly mapped and that there are no missing mappings.
  Check for Technical Issues: Investigate any underlying technical issues in the BW system or database that may be causing the error. This may involve checking logs or system performance.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to analyze InfoProviders and their structures.
  Documentation: Refer to SAP documentation for detailed information on merging InfoProviders and the requirements for composite providers.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the R7B066 error and implement a suitable solution.