How To Fix DU019 - Repeat field &1 exists more than once

SAP Error Message - Details

• Message type: E = Error

• Message class: DU - Data transfer to SAP-EIS

• Message number: 019

• Message text: Repeat field &1 exists more than once

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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 DU019 - Repeat field &1 exists more than once ?

  The SAP error message DU019 ("Repeat field &1 exists more than once") typically occurs in the context of data entry or data processing within SAP, particularly when dealing with data structures that require unique field values. This error indicates that a field that is expected to be unique has been found multiple times in the data being processed.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the field specified (denoted by &1) has duplicate entries in the dataset being processed. This could happen in various scenarios, such as during data uploads, batch processing, or when creating records in a transaction.
  Configuration Issues: Sometimes, the configuration of the data model or the way the data is structured can lead to this error if the system is not set up to handle multiple entries for that field.
  User Input Errors: If users are manually entering data, they may inadvertently enter the same value multiple times.
  
  Solution:
  
  Identify Duplicates: Check the dataset or the input data for duplicates of the field specified in the error message. You can use transaction codes like SE16 or SE11 to view the relevant database tables and identify where the duplicates are occurring.
  Data Cleansing: Remove or correct the duplicate entries in the dataset. Ensure that the field in question is unique as required by the business logic.
  Review Configuration: If the error is related to a configuration issue, review the settings in the relevant SAP modules to ensure that they are set up correctly to handle the data being processed.
  User Training: If user input is causing the issue, consider providing training or guidelines to users on how to enter data correctly to avoid duplicates.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE16 (Data Browser), SE11 (Data Dictionary), and others that can help you analyze the data structure and identify issues.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Documentation: Review the documentation for the specific module or process you are working with to understand the requirements for unique fields and how to manage them.
  
  By following these steps, you should be able to resolve the DU019 error and ensure that your data processing runs smoothly.