How To Fix FUCN_UI028 - You cannot select Vendor and Customer for G/L Entry View

FUCN_UI028 - Overview

• Message type: E = Error

• Message class: FUCN_UI - Message class for fucn ui

• Message number: 028

• Message text: You cannot select Vendor and Customer for G/L Entry View

What causes this issue?

You want to save the assignment preferences. This is not possible
because you cannot select the <ZH>Vendor&Customer </>indicator for
the entry view G/L View.

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

System Response

How to fix this error?

Deselect the <ZH>Vendor&Customer</> checkbox and then save again.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

FUCN_UI028 - Details

• The SAP error message FUCN_UI028 ("You cannot select Vendor and Customer for G/L Entry View") typically occurs when you are trying to display or process a General Ledger (G/L) entry in a way that is not allowed by the system. This error indicates that you are attempting to select both a vendor and a customer in a G/L entry view, which is not permitted.
  
  Cause:
  
  Conflicting Data: In SAP, a G/L entry can either be related to a vendor (accounts payable) or a customer (accounts receivable), but not both at the same time. The system is designed to prevent this conflict to maintain data integrity.
  Incorrect Selection: The user may have inadvertently selected both a vendor and a customer in the selection criteria for the G/L entry view.
  
  
  Solution:
  
  Review Selection Criteria: Check the selection criteria you are using to display the G/L entries. Ensure that you are only selecting either a vendor or a