How To Fix RSDHA431 - Conversion exit &1 is not supported; target field &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDHA - HANA Analysis in BW

• Message number: 431

• Message text: Conversion exit &1 is not supported; target field &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDHA431 - Conversion exit &1 is not supported; target field &2 ?

  The SAP error message RSDHA431 indicates that there is an issue with a conversion exit that is not supported for a specific target field in your SAP system. This typically occurs in the context of data extraction or transformation processes, particularly when working with SAP BW (Business Warehouse) or when dealing with data modeling.
  Cause:
  
  Unsupported Conversion Exit: The conversion exit specified in the error message is not compatible with the target field. This can happen if the data type of the source field does not match the expected data type of the target field.
  Field Mismatch: The field in the data source may not have a corresponding conversion exit defined for the target field in the data model.
  Data Type Issues: The data types between the source and target fields may not align, leading to conversion issues.
  Configuration Errors: There may be misconfigurations in the InfoObject or the data model that lead to this error.
  
  Solution:
  
  Check Conversion Exits: Verify the conversion exit defined for the source field. Ensure that it is appropriate for the target field. You can do this by checking the field definitions in the Data Dictionary (SE11).
  Adjust Data Types: Ensure that the data types of the source and target fields are compatible. If necessary, modify the data types or the conversion exit to ensure they match.
  Modify InfoObject: If the InfoObject is incorrectly configured, you may need to adjust its settings. Check the InfoObject settings in the SAP BW modeling tools.
  Update Data Model: If the data model is outdated or incorrectly set up, consider updating it to ensure that all fields and conversion exits are correctly defined.
  Testing: After making changes, test the data extraction or transformation process again to see if the error persists.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE11 (Data Dictionary), RSA1 (Data Warehousing Workbench), or RSD1 (InfoObject Maintenance) to investigate and modify the relevant objects.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional context or solutions.
  Documentation: Review SAP documentation related to conversion exits and data modeling in BW for more detailed guidance on how to handle these types of errors.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP BW expert for further assistance.