How To Fix FKKINV491 - Contract &1 is locked for invoicing from &2 to &3

FKKINV491 - Overview

• Message type: E = Error

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

• Message number: 491

• Message text: Contract &1 is locked for invoicing from &2 to &3

What causes this issue?

You cannot currently create an invoice for contract &v1& since it is
excluded from processing due to an invoicing lock.

System Response

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

How to fix this error?

You have the following options:
Create an invoice once the lock has expired.
Change the invoicing lock in the contract.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKKINV491 - Contract &1 is locked for invoicing from &2 to &3 ?

  The SAP error message FKKINV491 indicates that a contract is locked for invoicing during a specific date range. This typically occurs in the context of contract accounting or invoicing processes within SAP's Financial Accounting (FI) module, particularly in the area of contract accounts receivable and payable (FI-CA).
  
  Cause:
  The error message is triggered when:
  
  Contract Locking: The contract specified in the error message is locked for invoicing due to various reasons, such as:
  The contract is currently being processed by another user or transaction.
  The contract has been set to a status that prevents invoicing (e.g., it may be in a closed or inactive state).
  There are specific date ranges defined in the contract that restrict invoicing during certain periods.
  
  
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Contract Status:
  
  Verify the status of the contract in question. Ensure that it is active and not in a locked or closed state.
  
  
  
  Release Lock:
  
  If another user is processing