How To Fix FKKINV423 - Preliminary invoicre &1 was released (invoicing document &2)

FKKINV423 - Overview

• Message type: E = Error

• Message class: FKKINV - Invoicing in Contract Accounts Receivable and Payable

• Message number: 423

• Message text: Preliminary invoicre &1 was released (invoicing document &2)

Self-Explanatory Message

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FKKINV423 - Details

• The SAP error message FKKINV423 indicates that a preliminary invoice has already been released for a specific invoicing document. This typically occurs in the context of the SAP Contract Accounts Receivable and Payable (FI-CA) module, where invoicing processes are managed.
  
  Cause:
  The error arises when an attempt is made to process or modify a preliminary invoice that has already been released. This can happen in scenarios such as:
  
  Trying to re-release or change a preliminary invoice that has already been finalized.
  Attempting to create a new invoice based on a preliminary invoice that has already been processed.
  
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Check Invoice Status: Verify the status of the preliminary invoice and the associated invoicing document. Ensure that the preliminary invoice is indeed released and check if any further actions are required.
  
  
  Review Document Flow: Look at the document flow for the invoicing document to understand the sequence of events. This can help