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

SAP Error Message - Details

• 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.

Smart SAP Assistant

• What is the cause and solution for SAP error message BU104 - Line to be replaced was not found (program error) ?

  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 enhancements that are being executed during the document processing.
  
  
  Solution:
  
  
  Check Document Status: Verify the status of the document you are trying to modify. Ensure that the document is not locked or in a state that prevents modifications.
  
  
  Validate Line Item Existence: Confirm that the line item you are trying to replace actually exists in the document. You can do this by reviewing the document in the relevant transaction (e.g., FB03 for viewing financial documents).
  
  
  Review Custom Code: If there are any custom enhancements or modifications in the program, review the code to ensure that it correctly handles line item replacements and does not reference non-existent items.
  
  
  Recreate the Document: If the document is corrupted or if the line items cannot be reconciled, consider recreating the document from scratch, if feasible.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as the issue may have been addressed in a newer version.
  
  
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide guidance on similar issues.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including transaction codes, document numbers, and any relevant logs.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to document processing, such as FB01 (Post Document), FB03 (Display Document), and FB02 (Change Document).
  Debugging: If you have access to debugging tools, you can analyze the program flow to identify where the error occurs and why the line item is not found.
  User Permissions: Ensure that the user has the necessary permissions to modify the document and its line items.
  
  By following these steps, you should be able to diagnose and resolve the BU104 error in SAP.