How To Fix FKKEXC313 - Assignment to internal branch &1 and cash desk &2 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKEXC - Message Class for External Payments

• Message number: 313

• Message text: Assignment to internal branch &1 and cash desk &2 already exists

What causes this issue?

The system already contains an assignment to the internal branch &V1&
and cash desk &V2&.

System Response

The assignment of an external ID to an internal ID for the branch and
cash desk cannot be transferred.

How to fix this error?

Change the assignment such that the assignment of the external ID to the
internal ID for the branch and cash desk is unique in each case.

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 FKKEXC313 - Assignment to internal branch &1 and cash desk &2 already exists ?

  The SAP error message FKKEXC313 indicates that there is an attempt to assign a specific internal branch and cash desk combination that already exists in the system. This error typically arises in the context of financial transactions, particularly in the Contract Accounts Receivable and Payable (FI-CA) module.
  Cause:
  The error occurs when:
  
  You are trying to create or modify an assignment for an internal branch and cash desk that has already been assigned in the system.
  There may be duplicate entries in the configuration or master data that need to be resolved.
  The system is enforcing unique constraints on the combination of internal branch and cash desk.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Assignments:
  
  Navigate to the relevant configuration or master data tables to check if the internal branch and cash desk combination already exists.
  Use transaction codes like OBYC or FKKOP to view the existing assignments.
  
  
  
  Modify or Delete Duplicate Entries:
  
  If you find that the combination already exists, you may need to modify or delete the duplicate entry.
  Ensure that you have the necessary authorizations to make changes to the configuration.
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings for the internal branch and cash desk assignments in the SAP Customizing Implementation Guide (IMG).
  Ensure that the settings align with your business requirements and that there are no conflicting entries.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to this error message for any specific guidance or updates that may apply to your version of SAP.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking for duplicates and reviewing configurations, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FKKOP (for managing cash desks) and OBYC (for account determination).
  SAP Notes: Search for SAP Notes related to FKKEXC313 for any patches or updates that may address this issue.
  User Authorizations: Ensure that you have the appropriate authorizations to view and modify the relevant data in the system.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.