How To Fix TU237 - You cannot change amount &2 in due item &1

SAP Error Message - Details

• Message type: E = Error

• Message class: TU - Billing/Scheduling/Budget Billing

• Message number: 237

• Message text: You cannot change amount &2 in due item &1

What causes this issue?

You have attempted to change the budget billing amount of a partially
paid budget billing item.
The budget billing item amount cannot be lower than the partial payment
made for this item.

System Response

The budget billing amount is automatically increased to the already paid
partial payment amount.

How to fix this error?

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 TU237 - You cannot change amount &2 in due item &1 ?

  The SAP error message TU237 ("You cannot change amount &2 in due item &1") typically occurs in the context of financial transactions, particularly when dealing with payment processing or invoice management. This error indicates that there is an attempt to change an amount in a due item that is not allowed, often due to system constraints or business rules.
  Causes:
  
  Locked Document: The document you are trying to change may be locked for editing due to its status (e.g., already posted, cleared, or in a closed period).
  Payment Terms: The payment terms associated with the due item may restrict changes to the amount.
  Document Type Restrictions: Certain document types may have restrictions on modifying amounts after a certain point in the process.
  Accounting Period: If the accounting period is closed, changes to amounts may not be permitted.
  Configuration Settings: Custom configurations in the SAP system may prevent changes to certain financial documents.
  
  Solutions:
  
  Check Document Status: Verify the status of the document. If it is locked or posted, you may need to reverse or adjust the document instead of changing it directly.
  Review Payment Terms: Ensure that the payment terms allow for modifications. If necessary, consult with your finance team to understand the implications of changing payment terms.
  Open Accounting Period: If the accounting period is closed, you may need to open it temporarily to make the necessary changes, or you may need to create a new document to reflect the changes.
  Consult Configuration: If you suspect that configuration settings are causing the issue, consult with your SAP administrator or technical team to review the settings related to document changes.
  Use Transaction Codes: Depending on the context, you may need to use specific transaction codes (like FB02 for changing documents) to make adjustments, but ensure that you have the necessary permissions.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message. SAP frequently releases notes that address known issues.
  Documentation: Review SAP documentation related to financial transactions, payment processing, and document management for best practices and guidelines.
  User Permissions: Ensure that the user attempting to make the change has the appropriate permissions to modify financial documents.
  
  If the issue persists after trying the above solutions, it may be beneficial to engage with SAP support or your internal IT team for further assistance.