How To Fix FMBLEXT021 - Conflict with reference document

FMBLEXT021 - Overview

• Message type: E = Error

• Message class: FMBLEXT - Message class for Budgetary Ledger Extensions

• Message number: 021

• Message text: Conflict with reference document

What causes this issue?

There is a conflict between the reference document that is being used
and the combined document predecessors that are going to be created in
the budgetary ledger.
The reason is that you are trying to post a document that will trigger
the creation of a predecessor with the same category as the one you are
using as a reference document. For instance, you are posting a
precommitment with a document type that triggers the creation of a
reservation as its predecessor, and the precommitment is already
referenced to a reservation.

System Response

Processing stops.

How to fix this error?

Change the document type using one that does not trigger the creation of
combined document predecessors, or remove the reference document.

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 FMBLEXT021 - Conflict with reference document ?

  The SAP error message FMBLEXT021: Conflict with reference document typically occurs in the context of financial transactions, particularly when dealing with budget management or commitment accounting. This error indicates that there is a conflict between the current transaction and a reference document, which could be due to various reasons such as budget availability, document status, or other constraints.
  Causes:
  
  Budget Availability: The transaction may exceed the available budget or violate budgetary controls set in the system.
  Document Status: The reference document may be in a status that does not allow further transactions (e.g., it may be locked, canceled, or in a different processing state).
  Incorrect Reference: The reference document may not be valid for the type of transaction being processed.
  
  Configuration Issues: There may be configuration settings in the budget management or commitment accounting modules that are causing the conflict.
  Data Inconsistencies: There could be inconsistencies in the data related to the reference document, such as