How To Fix EEDMSET419 - Output parameter &1 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: EEDMSET - Messages for Settlement

• Message number: 419

• Message text: Output parameter &1 already exists

What causes this issue?

This settlement step should calculate the following data: &V3&
However, the transferred data container already contains a parameter
called &V4&. A definition error exists because an output parameter can
only be calculated from one settlement step.

System Response

INCLUDE ISU_VERARB OBJECT DOKU ID TX

How to fix this error?

INCLUDE NA_SYSADMIN1 OBJECT DOKU ID TX

Procedure for System Administrators

Check the business workflow definition:
The business workflow task container must contain a step-specific
parameter: &V4&.
Select the field so that this parameter is returned from the method.
In the workflow definition, an output parameter can only be returned
from one settlement step.
Check the flow of data between task containers and workflow containers.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EEDMSET419 - Output parameter &1 already exists ?

  The SAP error message EEDMSET419, which states "Output parameter &1 already exists," typically occurs in the context of data extraction or data management processes, particularly when dealing with Data Transfer Processes (DTP) or similar scenarios in SAP BW (Business Warehouse) or SAP HANA.
  Cause:
  The error indicates that there is an attempt to define an output parameter that has already been defined in the same context. This can happen in various situations, such as:
  
  Duplicate Output Parameters: You may have inadvertently defined the same output parameter multiple times in a DTP or transformation.
  Incorrect Configuration: The configuration of the DTP or transformation might be incorrect, leading to conflicts in parameter definitions.
  Changes in Data Model: If there have been recent changes to the data model or the structure of the InfoProvider, it might lead to conflicts with existing parameters.
  
  Solution:
  To resolve the EEDMSET419 error, you can follow these steps:
  
  
  Check Output Parameters: Review the output parameters defined in the DTP or transformation. Ensure that there are no duplicates. If you find duplicates, remove or rename them as necessary.
  
  
  Review Transformation Logic: If the error occurs in a transformation, check the logic and mapping of the transformation to ensure that each output field is uniquely defined.
  
  
  Recreate DTP/Transformation: If the issue persists, consider recreating the DTP or transformation from scratch. This can help eliminate any hidden configuration issues.
  
  
  Check for Changes: If there have been recent changes to the data model, ensure that all related objects (like InfoObjects, InfoProviders, etc.) are updated and consistent.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of SAP you are using, as there may be version-specific considerations or patches available.
  
  
  Debugging: If you have access to debugging tools, you can trace the execution to identify where the conflict arises.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  SAP Help Portal: Utilize the SAP Help Portal for detailed documentation on DTPs, transformations, and data modeling in SAP BW or HANA.
  
  By following these steps, you should be able to identify and resolve the cause of the EEDMSET419 error in your SAP environment.