How To Fix REBDOA018 - &1 cannot be assigned to itself

REBDOA018 - Overview

• Message type: E = Error

• Message class: REBDOA - Messages for Object Relationships

• Message number: 018

• Message text: &1 cannot be assigned to itself

What causes this issue?

You tried to assign object &V1& to yourself.

System Response

Assigning an object to yourself does not makes sense and is therefore
not allowed.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message REBDOA018 - &1 cannot be assigned to itself ?

  The SAP error message REBDOA018 typically indicates that there is an issue with the assignment of a business object or entity to itself, which is not allowed in the system. This error often arises in the context of business partner assignments, cost center assignments, or similar scenarios where hierarchical relationships are defined.
  
  Cause:
  The error occurs when you attempt to assign an object (like a cost center, business partner, or other entities) to itself. This is logically incorrect because it creates a circular reference, which the system does not allow. For example, if you are trying to assign a cost center to itself in a hierarchy, the system will throw this error.
  
  Solution:
  To resolve this error, you should:
  
  
  Check the Assignment: Review the assignment you are trying to make. Ensure that you are not inadvertently trying to assign the object to itself.
  
  
  Correct the Hierarchy: If you are working with a hierarchy (like cost centers