3F321 - Account assignment feature defined for object unit &1 is not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: 3F - Compensation Management

• Message number: 321

• Message text: Account assignment feature defined for object unit &1 is not unique

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 3F321 - Account assignment feature defined for object unit &1 is not unique ?

  The SAP error message 3F321 indicates that there is a problem with the account assignment feature for a specific object unit (e.g., a cost center, internal order, or project). The message states that the account assignment feature defined for the object unit is not unique, which means that there are multiple account assignment features that could apply to the same object unit, leading to ambiguity in processing.
  Cause:
  
  Duplicate Account Assignment Features: The primary cause of this error is that there are multiple account assignment features defined for the same object unit in the configuration. This can happen if the configuration was not set up correctly or if there were changes made that resulted in overlapping features.
  Incorrect Configuration: The configuration settings in the SAP system for account assignment features may not have been properly defined, leading to conflicts.
  Data Inconsistencies: There may be inconsistencies in the master data or transaction data that are causing the system to be unable to determine which account assignment feature to use.
  
  Solution:
  
  
  Check Configuration: Review the configuration settings for account assignment features in the relevant SAP module (e.g., Controlling (CO), Financial Accounting (FI)). Ensure that each object unit has a unique account assignment feature.
  
  Navigate to the configuration path: SPRO > Controlling > General Controlling > Account Assignment > Define Account Assignment Features.
  Look for the object unit in question and verify that there are no duplicates.
  
  
  
  Modify or Delete Duplicates: If you find duplicate account assignment features, you will need to either modify them to ensure uniqueness or delete the unnecessary duplicates.
  
  
  Review Master Data: Check the master data associated with the object unit to ensure that it is correctly set up and does not reference multiple account assignment features.
  
  
  Test Changes: After making the necessary changes, test the transaction that was causing the error to ensure that the issue has been resolved.
  
  
  Consult Documentation: If you are unsure about the configuration or how to resolve the issue, refer to SAP documentation or consult with an SAP expert or consultant.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as SPRO for configuration, SE11 for data dictionary, or SE16 for table browsing to investigate the issue further.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on account assignment features.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to identify and resolve the cause of the error message 3F321 in your SAP system.