How To Fix MPE_OAN067 - Internal element number &1 is not unique within OAN &2

MPE_OAN067 - Overview

• Message type: E = Error

• Message class: MPE_OAN - Operation Activity Network Messages

• Message number: 067

• Message text: Internal element number &1 is not unique within OAN &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_OAN067 - Internal element number &1 is not unique within OAN &2 ?

  The SAP error message MPE_OAN067 indicates that there is a problem with the uniqueness of internal element numbers within an Object Assignment Number (OAN). This typically occurs in the context of asset accounting or similar modules where internal elements are assigned to specific objects.
  
  Cause:
  The error arises when the system detects that the internal element number specified (denoted as &1 in the error message) is not unique within the specified Object Assignment Number (denoted as &2). This can happen due to:
  
  Data Entry Errors: Duplicate entries may have been created inadvertently during data entry.
  Data Migration Issues: If data was migrated from another system, it may have resulted in duplicate internal element numbers.
  
  Configuration Issues: Incorrect configuration settings in the asset accounting module may lead to this error.
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check for Duplicates:
  
  Use transaction codes like AS03 (Display Asset) or AW01N (Asset Explorer) to check the asset and