How To Fix RSDHA808 - Field mapping for VALUE is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDHA - HANA Analysis in BW

• Message number: 808

• Message text: Field mapping for VALUE is missing

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDHA808 - Field mapping for VALUE is missing ?

  The SAP error message RSDHA808, which states "Field mapping for VALUE is missing," typically occurs in the context of SAP BW (Business Warehouse) when there is an issue with the data source or the transformation process. This error indicates that the system is unable to find the necessary field mapping for a specific value in the data flow.
  Cause:
  
  Missing Field Mapping: The most common cause is that the field mapping for the VALUE field in the transformation is not defined or is incorrectly configured.
  Data Source Issues: The data source from which the data is being extracted may not have the required fields defined.
  Transformation Errors: There may be errors in the transformation rules that prevent the system from correctly mapping the fields.
  Inconsistent Data Model: Changes in the data model (like changes in InfoObjects or InfoProviders) that are not reflected in the transformation can lead to this error.
  
  Solution:
  
  
  Check Transformation Settings:
  
  Go to the transformation that is causing the error.
  Ensure that the VALUE field is correctly mapped to the corresponding field in the source data.
  If the mapping is missing, add the necessary mapping for the VALUE field.
  
  
  
  Review Data Source:
  
  Verify that the data source is correctly set up and that it includes the VALUE field.
  Check if the data source has been changed or updated recently, which might have affected the mapping.
  
  
  
  Validate InfoObjects:
  
  Ensure that the InfoObjects involved in the transformation are correctly defined and active.
  Check for any changes in the InfoObjects that might require updates in the transformation.
  
  
  
  Test the Data Flow:
  
  After making changes, test the data flow to ensure that the error is resolved.
  Use the "Test" functionality in the transformation to validate the mapping.
  
  
  
  Check for Transport Issues:
  
  If the issue arose after a transport, ensure that all necessary objects were transported correctly and that there are no missing dependencies.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific version of SAP BW you are using for any known issues or additional troubleshooting steps.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific notes related to RSDHA808 or similar issues. SAP frequently updates their knowledge base with solutions to common problems.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench) and RSC1 (InfoSource Maintenance) for managing data sources and transformations.
  
  By following these steps, you should be able to identify and resolve the cause of the RSDHA808 error in your SAP BW environment.