How To Fix DU551 - The position is not unique

DU551 - Overview

• Message type: E = Error

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

• Message number: 551

• Message text: The position 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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DU551 - Details

• The SAP error message DU551 ("The position is not unique") typically occurs in the context of SAP's Human Capital Management (HCM) module, particularly when dealing with organizational management or personnel administration. This error indicates that the system has encountered multiple entries for a position that should be unique, leading to ambiguity in the data.
  Causes:
  
  Duplicate Position Records: There may be multiple records for the same position in the system, which can happen due to data entry errors or incorrect data migration.
  Incorrect Organizational Structure: The organizational structure may not be set up correctly, leading to multiple positions being assigned to the same role or job.
  Data Inconsistencies: There may be inconsistencies in the data, such as different organizational units pointing to the same position.
  
  Configuration Issues: The configuration settings in the system may not be set up to enforce uniqueness for positions.
  
  Solutions:
  
  Check for Duplicates: Use transaction codes like PPOME (for Organizational Management) or PPOSE