How To Fix RS_ADSO_MODEL020 - Field name &1 used multiple times. InfoObject &2 and field &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_ADSO_MODEL - Messages related to the Datastore Object Backend

• Message number: 020

• Message text: Field name &1 used multiple times. InfoObject &2 and field &1.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RS_ADSO_MODEL020 - Field name &1 used multiple times. InfoObject &2 and field &1. ?

  The SAP error message RS_ADSO_MODEL020 indicates that there is a problem with the definition of an Advanced DataStore Object (ADSO) in SAP BW/4HANA or SAP BW on HANA. Specifically, this error occurs when a field name is used multiple times within the same ADSO model, which can lead to ambiguity and confusion in data processing.
  Cause:
  The error is triggered when:
  
  The same field name is defined more than once in the ADSO structure.
  There are conflicting definitions of InfoObjects that share the same field name.
  The ADSO model is not properly configured, leading to duplicate field names.
  
  Solution:
  To resolve the RS_ADSO_MODEL020 error, you can take the following steps:
  
  
  Check Field Definitions:
  
  Open the ADSO in the Data Warehousing Workbench (transaction RSA1).
  Review the field definitions in the ADSO structure to identify any duplicate field names.
  
  
  
  Rename or Remove Duplicates:
  
  If you find duplicate field names, you can either rename one of the fields or remove the duplicate definition.
  Ensure that each field in the ADSO has a unique name to avoid conflicts.
  
  
  
  Review InfoObjects:
  
  Check the InfoObjects associated with the ADSO. If multiple InfoObjects are defined with the same field name, consider renaming them or adjusting their definitions to ensure uniqueness.
  
  
  
  Rebuild the ADSO:
  
  After making changes, you may need to activate the ADSO again. This can be done by saving and activating the model in the Data Warehousing Workbench.
  
  
  
  Test the Changes:
  
  After resolving the duplicates, test the ADSO to ensure that it functions correctly and that the error message no longer appears.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or updates related to this error.
  Documentation: Refer to the official SAP documentation for Advanced DataStore Objects for best practices in modeling and field naming conventions.
  Community Forums: Engage with the SAP Community or forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the RS_ADSO_MODEL020 error and ensure that your ADSO is correctly configured.