How To Fix FUCN_UI023 - Neither customer nor G/L account is defined

FUCN_UI023 - Overview

• Message type: E = Error

• Message class: FUCN_UI - Message class for fucn ui

• Message number: 023

• Message text: Neither customer nor G/L account is defined

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 FUCN_UI023 - Neither customer nor G/L account is defined ?

  The SAP error message FUCN_UI023 ("Neither customer nor G/L account is defined") typically occurs in the context of financial transactions, particularly when working with customer accounts or general ledger (G/L) accounts in SAP. This error indicates that the system cannot find a valid customer or G/L account for the transaction you are trying to process.
  Causes:
  
  Missing Customer or G/L Account: The most common cause is that the transaction you are trying to execute does not have a valid customer or G/L account associated with it.
  Incorrect Configuration: The configuration settings in the SAP system may not be set up correctly, leading to the inability to link the transaction to a customer or G/L account.
  Data Entry Errors: There may be a typo or incorrect entry in the transaction data, leading to the system not recognizing the customer or G/L account.
  Account Status: The customer or G/L account may be blocked or inactive, preventing it