How To Fix U2018 - An assignment via cost element group &3 already exists for &1/&2

SAP Error Message - Details

• Message type: E = Error

• Message class: U2 - Treasury - Funds Management

• Message number: 018

• Message text: An assignment via cost element group &3 already exists for &1/&2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message U2018 - An assignment via cost element group &3 already exists for &1/&2 ?

  The SAP error message U2018 indicates that there is an attempt to create an assignment for a cost element group that already exists for a specific combination of controlling area and cost element group. This typically occurs in the context of controlling (CO) module configurations, particularly when dealing with cost element assignments.
  Cause:
  The error arises when:
  
  You are trying to assign a cost element group to a controlling area and cost element combination that has already been assigned.
  There may be a duplicate entry in the configuration settings for cost element groups.
  
  Solution:
  To resolve the U2018 error, you can follow these steps:
  
  
  Check Existing Assignments:
  
  Go to the configuration settings in SAP (Transaction code: SPRO).
  Navigate to the relevant section for cost element accounting.
  Check the existing assignments for the cost element group in question to confirm if the assignment already exists.
  
  
  
  Review Configuration:
  
  If the assignment already exists and is correct, you may not need to make any changes.
  If you find that the assignment is incorrect or needs to be updated, you can modify or delete the existing assignment.
  
  
  
  Avoid Duplicates:
  
  Ensure that you are not trying to create a duplicate assignment. If you need to make changes, consider updating the existing assignment instead of creating a new one.
  
  
  
  Use Transaction Codes:
  
  You can use transaction codes like OKB9 (for cost element group assignments) to view and manage your cost element groups and their assignments.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to cost element groups and assignments for additional guidance.
  
  
  
  Check User Authorizations:
  
  Ensure that you have the necessary authorizations to make changes to cost element assignments.
  
  
  
  Related Information:
  
  Cost Element Groups: These are used in SAP to categorize cost elements for reporting and analysis purposes.
  Controlling Area: This is an organizational unit in SAP that represents a closed system for cost accounting.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OKB9, KAH1, and KAH2 for managing cost elements and groups.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP Notes for any specific patches or updates related to this error message.