How To Fix RSDHA304 - Mandatory mapping for characteristic '&1' is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDHA - HANA Analysis in BW

• Message number: 304

• Message text: Mandatory mapping for characteristic '&1' is missing

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDHA304 - Mandatory mapping for characteristic '&1' is missing ?

  The SAP error message RSDHA304 indicates that there is a mandatory mapping for a characteristic that is missing in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence). This error typically arises when you are working with InfoObjects, InfoProviders, or during the process of data modeling in SAP BW.
  Cause:
  The error occurs when:
  
  A characteristic that is required for a certain operation (like data loading, reporting, or transformation) is not properly mapped to the corresponding field in the data source.
  The characteristic is defined as mandatory in the InfoObject settings, but there is no corresponding mapping in the transformation or data flow.
  The data source does not provide the necessary data for the mandatory characteristic.
  
  Solution:
  To resolve the RSDHA304 error, you can follow these steps:
  
  
  Check the InfoObject Definition:
  
  Go to the InfoObject maintenance (transaction code RSD1) and check the definition of the characteristic that is causing the error. Ensure that it is set up correctly and is marked as mandatory.
  
  
  
  Review the Transformation:
  
  If you are using a transformation to load data, check the transformation settings (transaction code RSC1).
  Ensure that the mandatory characteristic is mapped correctly to the source fields. If it is missing, you need to add the mapping.
  
  
  
  Data Source Configuration:
  
  Verify the data source (e.g., DataSource in SAP ECC or other sources) to ensure that it provides the necessary data for the mandatory characteristic.
  If the data source does not contain the required field, you may need to modify the data source or adjust the extraction logic.
  
  
  
  Check Data Flow:
  
  Review the data flow in the process chain or the data model to ensure that all necessary mappings are in place and that the data is flowing correctly.
  
  
  
  Testing:
  
  After making the necessary adjustments, test the data load or reporting process again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  RSD1: InfoObject maintenance
  RSC1: Transformation maintenance
  RSA1: Data Warehousing Workbench (for overall data modeling and monitoring)
  
  
  
  Documentation:
  
  Refer to SAP Help documentation for detailed information on InfoObjects, transformations, and data modeling best practices.
  
  
  
  SAP Notes:
  
  Check for any relevant SAP Notes that may provide additional insights or fixes related to this error message.
  
  
  
  By following these steps, you should be able to identify and resolve the issue causing the RSDHA304 error in your SAP BW environment.