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

DU019 - Overview

• 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.

Unfortunately, there isn't any extra information in this error notice.

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DU019 - Details

• 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