How To Fix TU060 - Change to budget billing amount not possible with this function

TU060 - Overview

• Message type: E = Error

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

• Message number: 060

• Message text: Change to budget billing amount not possible with this function

What causes this issue?

You have tried to use the function <LS>Change budget billing amount</>
to change the budget billing amount from a certain adjustment date
onwards for all due dates together. This function cannot be executed,
since some of the due dates selected have clearing information or have
already been printed.

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?

Change the amounts by entering the new amounts for the due dates that
can still be changed.

Error message extract from SAP system. Copyright SAP SE.

TU060 - Details

• The SAP error message TU060, which states "Change to budget billing amount not possible with this function," typically occurs in the context of budget billing in SAP, particularly in the Utilities module (IS-U). This error indicates that there is an issue with modifying the budget billing amount for a customer account.
  Causes:
  
  Incorrect Status: The budget billing plan may be in a status that does not allow changes. For example, if the billing plan is already executed or finalized, changes may not be permitted.
  Authorization Issues: The user may not have the necessary authorizations to make changes to the budget billing amounts.
  System Configuration: There may be configuration settings in the SAP system that restrict changes to budget billing amounts under certain conditions.
  Data Locking: The data might be locked due to ongoing processes or transactions that prevent modifications.
  Incorrect Function Usage: The function being used to change the budget billing amount may not support the