How To Fix FM_PDOC_E028 - A line already exist for these settings

FM_PDOC_E028 - Overview

• Message type: E = Error

• Message class: FM_PDOC_E - Message class for Payment Directives

• Message number: 028

• Message text: A line already exist for these settings

What causes this issue?

The line you want to enter is not compatible with an existing line in
Customizing.

System Response

You can save two lines for the same document type in the same company
code: one for a posting key that supports the special G/L indicator, and
one for a posting key that does not support the special G/L indicator.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

FM_PDOC_E028 - Details

• The SAP error message FM_PDOC_E028 indicates that there is an attempt to create or modify a line in a financial document (such as a budget or commitment) that already exists with the same settings. This typically occurs in the context of Funds Management (FM) or Budgeting in SAP.
  
  Cause:
  The error is triggered when:
  
  You are trying to enter a new line item in a budget or commitment document that has the same characteristics (e.g., fund, commitment item, etc.) as an existing line item.
  There may be a duplicate entry in the system that violates the uniqueness constraints set for the document.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Entries:
  
  Review the existing budget or commitment lines to see if there is already a line with the same settings (e.g., fund, commitment item, etc.).
  Use transaction codes like FMBB (Budgeting) or FMAVCR01 (Display Actual/Commitment) to view existing entries.
  
  
  
  Modify the Entry:
  
  If you find a