How To Fix /SCWM/ACC012 - Field name in selection table not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/ACC -

• Message number: 012

• Message text: Field name in selection table not unique

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/ACC012 - Field name in selection table not unique ?

  The SAP error message /SCWM/ACC012 Field name in selection table not unique typically occurs in the context of SAP Extended Warehouse Management (EWM) when there is an issue with the selection criteria used in a report or transaction. This error indicates that there is a conflict or ambiguity in the field names specified in the selection table, which prevents the system from processing the request correctly.
  Cause:
  
  Duplicate Field Names: The error is often caused by having multiple fields with the same name in the selection criteria. This can happen if the selection table is not properly defined or if there are custom fields that have not been uniquely identified.
  Incorrect Configuration: If the configuration of the selection screen or the underlying data model is incorrect, it can lead to this error.
  Custom Development: If there are custom developments or enhancements that modify the standard behavior of the selection screen, they may inadvertently introduce duplicate field names.
  
  Solution:
  
  Check Selection Criteria: Review the selection criteria used in the report or transaction. Ensure that all field names are unique and that there are no duplicates.
  Modify Custom Code: If the error is related to custom developments, review the code to ensure that field names are properly defined and do not conflict with standard fields.
  Adjust Configuration: If the issue is related to configuration, check the settings in the EWM configuration to ensure that the selection tables are correctly defined.
  Use Unique Aliases: If you are using multiple fields from different tables that may have the same name, consider using aliases to differentiate them.
  Consult Documentation: Refer to SAP documentation or notes related to the specific transaction or report you are using to see if there are known issues or patches available.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message. You can search for the error message or related keywords in the SAP Support Portal.
  Transaction Codes: If you are working with specific transaction codes in EWM, ensure that you are using the correct version and that all necessary updates have been applied.
  Debugging: If you have access to debugging tools, you can analyze the program flow to identify where the duplicate field names are being introduced.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support or consult with a technical expert who specializes in SAP EWM for further assistance.