How To Fix DMEE709 - Duplicate reference IDs are not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: DMEE - Messages for Data Medium Exchange Engine

• Message number: 709

• Message text: Duplicate reference IDs are not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMEE709 - Duplicate reference IDs are not allowed ?

  The SAP error message DMEE709, which states "Duplicate reference IDs are not allowed," typically occurs in the context of the Data Medium Exchange Engine (DMEE) when generating payment files or other data formats. This error indicates that there are duplicate reference IDs in the configuration or data being processed, which is not permitted.
  Cause:
  
  
  Duplicate Reference IDs: The most common cause of this error is that the same reference ID is being used multiple times in the DMEE structure or in the data being processed. This can happen if:
  
  The same payment or transaction is being processed multiple times.
  The configuration in the DMEE tree has been set up incorrectly, leading to the same reference ID being generated for different entries.
  
  
  
  Incorrect Mapping: If the mapping of fields in the DMEE tree is not set up correctly, it can lead to the generation of duplicate reference IDs.
  
  
  Data Issues: The input data being processed may contain duplicate entries that result in the same reference ID being generated.
  
  
  Solution:
  
  
  Check DMEE Configuration:
  
  Review the DMEE tree structure to ensure that each reference ID is unique. Look for any nodes that may be generating the same reference ID.
  Ensure that the mapping of fields in the DMEE tree is correct and does not lead to duplication.
  
  
  
  Review Input Data:
  
  Check the input data for duplicates. If the same transaction is being processed multiple times, consider filtering out duplicates before processing.
  Ensure that the data being fed into the DMEE process does not contain duplicate entries that could lead to the same reference ID.
  
  
  
  Modify Reference ID Generation:
  
  If necessary, modify the logic used to generate reference IDs in the DMEE tree to ensure uniqueness. This may involve concatenating additional fields or using a different method to create the reference ID.
  
  
  
  Testing:
  
  After making changes, test the DMEE process with a small set of data to ensure that the error does not occur again.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like DMEE to access the DMEE configuration and make necessary adjustments.
  Documentation: Refer to SAP documentation for DMEE for detailed guidance on configuring the DMEE tree and understanding how reference IDs are generated.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  By following these steps, you should be able to resolve the DMEE709 error and ensure that your payment files or data formats are generated correctly without duplicate reference IDs.