How To Fix REBDOA002 - &1: assignment already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: REBDOA - Messages for Object Relationships

• Message number: 002

• Message text: &1: assignment already exists

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message REBDOA002 - &1: assignment already exists ?

  The SAP error message REBDOA002 typically indicates that there is an attempt to create or modify an assignment in the system that already exists. This error is often encountered in the context of financial accounting, particularly when dealing with assignments related to cost centers, internal orders, or other financial objects.
  Cause:
  The error occurs when:
  
  You are trying to assign a cost object (like a cost center or internal order) to a particular entity (like a project or another cost object) that already has an existing assignment.
  There may be a duplicate entry in the database that violates the uniqueness constraint for assignments.
  The system is trying to create a new assignment that conflicts with an existing one.
  
  Solution:
  To resolve the REBDOA002 error, you can take the following steps:
  
  
  Check Existing Assignments:
  
  Review the existing assignments for the object you are trying to modify. Use transaction codes like KSB1 (for cost centers) or KO03 (for internal orders) to check if the assignment already exists.
  
  
  
  Modify or Delete Existing Assignment:
  
  If you find that the assignment already exists and is correct, you may not need to create a new one. If the existing assignment is incorrect, consider modifying or deleting it as necessary.
  
  
  
  Use Correct Transaction:
  
  Ensure you are using the correct transaction code for the operation you are trying to perform. Sometimes, using the wrong transaction can lead to unexpected errors.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help files for specific guidance on the transaction you are using. This can provide insights into the expected behavior and constraints.
  
  
  
  Check for Customizations:
  
  If your SAP system has custom developments or enhancements, check if any custom logic is causing the error. You may need to involve your ABAP developer or SAP Basis team.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance. Provide them with the error message details and the steps you have taken to troubleshoot.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing assignments, such as KSB1, KOB1, KO03, etc.
  SAP Notes: Search for SAP Notes related to the error message REBDOA002 in the SAP Support Portal. There may be specific patches or updates that address this issue.
  User Authorization: Ensure that you have the necessary authorizations to create or modify assignments in the system.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.