How To Fix FMPP1030 - Invoice reference &1/&2/&3 locked by FMPP process

FMPP1030 - Overview

• Message type: E = Error

• Message class: FMPP1 - Partial Payment by Fund: Messages

• Message number: 030

• Message text: Invoice reference &1/&2/&3 locked by FMPP process

What causes this issue?

The invoice reference is part of the partial payment by G/L entity
(FMPP) process and is blocked by it. This block prevents processing
using other transactions.

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?

Use transaction <DS:TRAN.FMPP>FMPP</> or reverse the referencing
invoice.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FMPP1030 - Invoice reference &1/&2/&3 locked by FMPP process ?

  The SAP error message FMPP1030 indicates that an invoice reference is locked by a process related to the Financial Management and Payment Processing (FMPP) module. This typically occurs when a transaction is being processed, and another user or process is trying to access the same invoice at the same time, leading to a lock situation.
  
  Cause:
  
  Concurrent Processing: The invoice is currently being processed by another user or background job, which locks the invoice to prevent data inconsistencies.
  Long-running Transactions: If a transaction takes too long to complete, it may hold the lock longer than expected.
  System Errors: Sometimes, system errors or crashes can leave locks in place that are not released properly.
  
  
  Solution:
  
  Wait and Retry: Often, the simplest solution is to wait for the other process to complete. After a few moments, try to access the invoice again.
  Identify the Lock: Use transaction codes like SM12 (to view and manage locks) to identify which user