How To Fix /SAPAPO/SDORDER004 - The key specified is not unique

/SAPAPO/SDORDER004 - Overview

• Message type: E = Error

• Message class: /SAPAPO/SDORDER -

• Message number: 004

• Message text: The key specified is not unique

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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/SAPAPO/SDORDER004 - Details

• The SAP error message /SAPAPO/SDORDER004 indicates that there is a problem with the uniqueness of a key in the context of SAP Advanced Planning and Optimization (APO) and Sales and Distribution (SD) integration. This error typically arises when the system encounters multiple entries that match the specified key criteria, which should ideally be unique.
  
  Cause:
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate entries in the database for the key that is being referenced. This could be due to data inconsistencies or errors during data entry.
  Incorrect Configuration: There may be issues with the configuration of the APO or SD modules that lead to the generation of non-unique keys.
  Data Transfer Issues: If data is being transferred between systems (e.g., from SAP ERP to SAP APO), issues during the transfer process can lead to duplicates.
  Custom Development: If there are custom programs or enhancements that manipulate data, they may