How To Fix IAOM051 - In business scenario group &1, external object ID &2 is not unique

IAOM051 - Overview

• Message type: E = Error

• Message class: IAOM - Account Assignment Manager Messages

• Message number: 051

• Message text: In business scenario group &1, external object ID &2 is not unique

What causes this issue?

The external object with the ID &v2& is not unique in the business
scenarios of business scenario group &v1&.
In a business scenario group, only those business scenarios with a
unique object identification can be combined. When using GUIDs, for
example, this is always the case.

System Response

The system terminates processing.

How to fix this error?

Contact the system administrator.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IAOM051 - In business scenario group &1, external object ID &2 is not unique ?

  The SAP error message IAOM051 indicates that there is a problem with the uniqueness of an external object ID within a specified business scenario group. This error typically arises in the context of Asset Accounting or similar modules where external object IDs are used to link external data to SAP records.
  
  Cause:
  The error occurs when the system detects that the external object ID you are trying to use is not unique within the specified business scenario group. This can happen due to:
  
  Duplicate Entries: There are multiple records in the database with the same external object ID for the same business scenario group.
  Incorrect Data Entry: The external object ID may have been entered incorrectly or duplicated during data migration or manual entry.
  
  Configuration Issues: The configuration settings for the business scenario group may not be set up correctly, leading to conflicts in object IDs.
  
  
  Solution:
  To resolve the IAOM051 error, you can take the following