How To Fix AJ643 - Contract &1 is blocked for billing

AJ643 - Overview

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 643

• Message text: Contract &1 is blocked for billing

What causes this issue?

The contract is locked for billing. Check whether the lock in the
contract still applies under the current circumstances. You can use
manual billing to create a billing for the contract. You cannot create
a manual billing that bills a billing order.

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?

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 AJ643 - Contract &1 is blocked for billing ?

  The SAP error message AJ643 indicates that a specific contract (identified by &1) is blocked for billing. This typically occurs in the context of SAP's Contract Accounts Receivable and Payable (FI-CA) module, which is used for managing customer accounts and billing processes.
  
  Cause:
  The error can be caused by several factors, including:
  
  Contract Status: The contract may be in a status that does not allow billing, such as "Blocked" or "Inactive."
  Billing Block: There may be a specific billing block set on the contract, preventing any billing activities.
  Credit Limit Exceeded: The customer associated with the contract may have exceeded their credit limit, leading to a block on billing.
  Contract Expiration: The contract may have expired or reached its end date, making it ineligible for further billing.
  Missing or Incorrect Data: There may be missing or incorrect data in the contract that needs to be corrected before billing can proceed.
  
  
  Solution:
  To resolve the error, you can take the