How To Fix RSL_UI326 - Central Provider Field &1 is mandatory, but has no column mapped

SAP Error Message - Details

• Message type: E = Error

• Message class: RSL_UI -

• Message number: 326

• Message text: Central Provider Field &1 is mandatory, but has no column mapped

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSL_UI326 - Central Provider Field &1 is mandatory, but has no column mapped ?

  The SAP error message RSL_UI326 indicates that a mandatory field in the central provider is not mapped to any column in the data source. This typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when working with data models, especially when using CompositeProviders or similar structures.
  Cause:
  
  Missing Mapping: The field specified in the error message (denoted as &1) is required for the data model but has not been mapped to any source field.
  Data Source Configuration: The data source from which the CompositeProvider or InfoProvider is pulling data may not have the necessary fields configured correctly.
  Changes in Data Model: If there have been recent changes to the data model or the underlying data sources, it may lead to discrepancies in field mappings.
  
  Solution:
  
  
  Check Field Mapping:
  
  Go to the CompositeProvider or InfoProvider where the error is occurring.
  Check the field mappings to ensure that the mandatory field is correctly mapped to a corresponding field in the data source.
  
  
  
  Update Data Source:
  
  If the data source does not contain the required field, you may need to modify the data source to include it or choose a different data source that has the necessary fields.
  
  
  
  Adjust the Model:
  
  If the field is not needed anymore, consider removing it from the model if it is not essential for your reporting or analysis.
  
  
  
  Re-activate the Model:
  
  After making changes to the mappings or data sources, re-activate the CompositeProvider or InfoProvider to ensure that the changes take effect.
  
  
  
  Check for Dependencies:
  
  Ensure that there are no dependencies or other objects that might be affected by the changes you are making.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Refer to SAP BW or HANA documentation for detailed information on field mapping and data modeling best practices.
  Transaction Codes: Use transaction codes like RSO2 (for InfoObjects), RSRT (for running queries), or RSO1 (for DataSources) to investigate and troubleshoot the issue further.
  
  By following these steps, you should be able to resolve the RSL_UI326 error and ensure that your data model is correctly configured.