How To Fix 1FA793 - Amount cannot be changed as PO with status Sent to PTS already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: 1FA - Betragskündigungen und Freibeträge

• Message number: 793

• Message text: Amount cannot be changed as PO with status Sent to PTS already exists

What causes this issue?

A payment order with the status Sent to PTS exists for this account. The
customer implementation for the
<DS:SIMG.BADI_BKKF_TERM_BAL_DETERMINE>BAdI: Balance Determination for
SDD Order Collection</> (BADI_BKKF_TERM_BAL_DETERMINE) does not allow
you to change the term agreement amount for such an account.

System Response

The system cannot change the contract amount.

How to fix this error?

Create a manual SDD payment order for the amount you want to collect.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 1FA793 - Amount cannot be changed as PO with status Sent to PTS already exists ?

  The SAP error message 1FA793 indicates that you are trying to change the amount of a purchase order (PO) that has already been sent to the PTS (Procurement Transaction System) and is in a status that does not allow for modifications. This typically occurs in scenarios where the PO has been processed or is in a state that restricts changes to its financial details.
  Cause:
  
  PO Status: The purchase order has been sent to the PTS and is likely in a status that prohibits changes, such as "Sent" or "Approved."
  System Configuration: The system may be configured to prevent changes to POs that have been transmitted to external systems or have been approved.
  Business Process Compliance: There may be business rules in place that require POs to remain unchanged once they have been sent for processing.
  
  Solution:
  
  Check PO Status: Verify the current status of the purchase order. If it is in a status that does not allow changes, you will need to follow the appropriate process to modify it.
  Create a Change Order: If you need to change the amount, consider creating a change order or amendment to the existing PO instead of modifying the original.
  Consult with Procurement: Reach out to your procurement or purchasing department to understand the proper procedure for handling changes to POs that have been sent to PTS.
  System Configuration Review: If you believe that changes should be allowed, consult with your SAP administrator or IT department to review the system configuration and business rules related to PO management.
  
  Related Information:
  
  SAP Documentation: Refer to SAP's official documentation for more details on purchase order management and error handling.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME22N (Change Purchase Order) and ME23N (Display Purchase Order) to manage POs effectively.
  User Roles and Permissions: Ensure that you have the necessary permissions to make changes to purchase orders, as restrictions may be in place based on user roles.
  
  If the issue persists or if you require further assistance, consider reaching out to your SAP support team or consulting with an SAP expert for tailored guidance based on your organization's specific setup and processes.