How To Fix BU104 - Line to be replaced was not found (program error)

BU104 - Overview

• Message type: E = Error

• Message class: BU - Industry-specific short text replacement

• Message number: 104

• Message text: Line to be replaced was not found (program error)

What causes this issue?

You activated the "Save" (F11) function key.

System Response

The edited texts could not be saved.

How to fix this error?

If this happens again, contact SAP.
The problem must be looked into.

Error message extract from SAP system. Copyright SAP SE.

BU104 - Details

• The SAP error message BU104, which states "Line to be replaced was not found (program error)," typically occurs in the context of document processing, particularly when dealing with financial documents or line items in a document that is being modified or replaced.
  
  Cause:
  
  
  Line Item Not Found: The error usually indicates that the system is trying to replace a line item in a document, but it cannot find the specified line item. This could be due to:
  
  The line item has already been deleted or does not exist.
  There is a mismatch in the line item number or identifier being referenced.
  The document has been changed or updated by another user or process, leading to inconsistencies.
  
  
  
  Data Consistency Issues: There may be underlying data consistency issues in the database, where the expected line items are not present due to previous operations or errors.
  
  
  Programmatic Errors: There could be a bug or issue in the custom code or