How To Fix RSBM027 - Incorrect field list when creating the InfoSource &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSBM - Messages affecting data marts.

• Message number: 027

• Message text: Incorrect field list when creating the InfoSource &1

What causes this issue?

You are trying to generate the export InfoSource.

System Response

When creating InfoSource &V1&, the field list is incorrect; the field
list does not reflect the source system metadata model. This error
should only occur in test mode.

How to fix this error?

Check the SAP Support Portal for relevant SAP Notes. Create a new
problem message, if necessary.

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 RSBM027 - Incorrect field list when creating the InfoSource &1 ?

  The SAP error message RSBM027, which states "Incorrect field list when creating the InfoSource &1," typically occurs during the creation or modification of an InfoSource in SAP BW (Business Warehouse). This error indicates that there is an issue with the field list defined for the InfoSource, which may not match the expected structure or requirements.
  Causes:
  
  Field Mismatch: The fields defined in the InfoSource do not match the fields in the underlying data source (e.g., DataSource, InfoObject).
  Incorrect Data Types: The data types of the fields in the InfoSource may not be compatible with the data types in the source.
  Missing Fields: Required fields may be missing from the field list.
  Field Naming Issues: There may be discrepancies in field names, such as typos or incorrect naming conventions.
  Inconsistent Field Lengths: The lengths of the fields defined in the InfoSource may not align with those in the source.
  
  Solutions:
  
  Check Field Definitions: Review the field definitions in the InfoSource and ensure they match the fields in the DataSource. Make sure all required fields are included.
  Verify Data Types: Ensure that the data types of the fields in the InfoSource correspond to those in the DataSource.
  Correct Field Names: Double-check the field names for any typos or inconsistencies.
  Adjust Field Lengths: Make sure that the lengths of the fields in the InfoSource are compatible with those in the source.
  Recreate the InfoSource: If the issue persists, consider deleting the InfoSource and recreating it from scratch, ensuring that all configurations are correct.
  Consult Documentation: Refer to SAP documentation or notes related to InfoSource creation for any specific requirements or guidelines.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to manage InfoSources and DataSources.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance on this error.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues faced by other users and their solutions.
  
  If the problem continues after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further assistance.