How To Fix TU759 - Item for due date &1 cannot be unlocked; Collective bill

TU759 - Overview

• Message type: E = Error

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

• Message number: 759

• Message text: Item for due date &1 cannot be unlocked; Collective bill

What causes this issue?

The budget billing date &V1& cannot be locked, as it has already been
requested in a collective bill.

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

System Response

How to fix this error?

Call the <ZK>Reverse Invoice Documents</> transaction (EA15), and use
print document number &V2& to reverse the collective bill.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

TU759 - Details

• The SAP error message TU759 indicates that an item for a specific due date cannot be unlocked because it is part of a collective bill. This typically occurs in the context of billing and invoicing processes within SAP, particularly when dealing with collective billing documents.
  
  Cause:
  
  Collective Billing: The item in question is part of a collective billing document, which means it is grouped with other items for billing purposes. This grouping can prevent individual items from being modified or unlocked.
  Status of the Document: The billing document may be in a status that does not allow changes, such as being already processed or posted.
  Locking Mechanism: SAP uses a locking mechanism to prevent changes to documents that are currently being processed or have been finalized.
  
  
  Solution:
  
  Check Document Status: Verify the status of the collective billing document. If it has been finalized or posted, you may need to reverse or cancel the document before making