How To Fix ACM020 - Duplicate aspects defined in aggregate &1

ACM020 - Overview

• Message type: E = Error

• Message class: ACM - Message-Class for all ACM functions/exceptions

• Message number: 020

• Message text: Duplicate aspects defined in aggregate &1

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 ACM020 - Duplicate aspects defined in aggregate &1 ?

  The SAP error message ACM020 "Duplicate aspects defined in aggregate &1" typically occurs in the context of the SAP Asset Accounting (FI-AA) module, particularly when dealing with aggregates in the context of asset management. This error indicates that there are duplicate aspects defined for a specific aggregate, which can lead to inconsistencies in data processing.
  
  Cause:
  The error is usually caused by:
  
  Duplicate Entries: There are multiple entries for the same aspect in the configuration of the aggregate.
  Incorrect Configuration: The configuration settings for the aggregate may have been incorrectly set up, leading to the same aspect being defined more than once.
  Data Migration Issues: If data has been migrated from another system, it may have introduced duplicates that were not present in the original system.
  
  
  Solution:
  To resolve the ACM020 error, you can follow these steps:
  
  
  Check Aggregate Configuration:
  
  Go to the configuration settings for the aggregate in question (transaction code OAYD or similar).
  Review the aspects defined for