How To Fix DMEE143 - Duplicate entries have been removed

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 143

• Message text: Duplicate entries have been removed

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMEE143 - Duplicate entries have been removed ?

  The SAP error message DMEE143, which states "Duplicate entries have been removed," typically occurs in the context of the Data Medium Exchange Engine (DMEE) when generating payment files or other data formats. This message indicates that the DMEE has detected duplicate entries in the data being processed and has removed them to ensure that the output file is valid and does not contain redundant information.
  Cause:
  
  Duplicate Data: The most common cause of this error is the presence of duplicate entries in the data being processed. This can happen if the same payment or transaction is included multiple times in the input data.
  Configuration Issues: Incorrect configuration in the DMEE tree or mapping might lead to unintended duplication of entries.
  Data Source Issues: If the data source (e.g., a table or a report) from which the DMEE is pulling data contains duplicates, this will also lead to this error.
  
  Solution:
  
  Check Input Data: Review the input data for duplicates. Ensure that the data being fed into the DMEE is unique and does not contain repeated entries.
  Adjust DMEE Configuration: If the DMEE tree is configured to allow duplicates, consider modifying the configuration to prevent this. You may need to adjust the mapping or the logic used in the DMEE tree.
  Data Source Review: If the data is coming from a specific source (like a report or a table), check that source for duplicates and clean it up as necessary.
  Testing: After making changes, test the DMEE output again to ensure that the error does not occur and that the output file is generated correctly.
  
  Related Information:
  
  DMEE Configuration: Familiarize yourself with the DMEE configuration settings and how to manage the data structure within the DMEE tree.
  SAP Notes: Check SAP Notes for any known issues or patches related to DMEE and this specific error message.
  Documentation: Review SAP documentation on DMEE for best practices in data handling and configuration to avoid similar issues in the future.
  
  By addressing the root cause of the duplicates and ensuring proper configuration, you should be able to resolve the DMEE143 error and generate the required output without issues.