How To Fix REBDOA026 - Number &1 for object group assigned more than once ('&2' and '&3')

REBDOA026 - Overview

• Message type: E = Error

• Message class: REBDOA - Messages for Object Relationships

• Message number: 026

• Message text: Number &1 for object group assigned more than once ('&2' and '&3')

What causes this issue?

The same number (<ZH>&V1&</>) is assigned to more than one object group
- object group <ZH>&V2&</> and object group <ZH>&V3&</>.

System Response

You are <ZH>not</> allowed to assign object groups with the same number.

How to fix this error?

Change the numbers so that each object group has its own unique number.
For example, you can use automatic number assignment to achieve this.

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 REBDOA026 - Number &1 for object group assigned more than once ('&2' and '&3') ?

  The SAP error message REBDOA026 indicates that there is an issue with the assignment of an object group in the system. Specifically, it means that the same object group has been assigned more than once to a particular number (or identifier) in the context of a specific process or configuration.
  
  Cause:
  The error typically arises in scenarios where:
  
  An object group (like a cost center, internal order, or any other grouping) is mistakenly assigned multiple times to the same entity or configuration.
  There may be a configuration error in the system where the same object group is being referenced in different contexts, leading to ambiguity.
  Data inconsistencies or duplicate entries in the configuration tables.
  
  
  Solution:
  To resolve the REBDOA026 error, you can follow these steps:
  
  
  Identify the Object Groups: Check the object groups mentioned in the error message (&2 and &3). These will help you understand which groups are causing the conflict.
  
  
  Review Assignments: Go to the relevant configuration