How To Fix FICUSTOM101 - Invoice reference &1 &2 &3 does not reference an invoice

FICUSTOM101 - Overview

• Message type: E = Error

• Message class: FICUSTOM - Customizable Messages for Funds Management

• Message number: 101

• Message text: Invoice reference &1 &2 &3 does not reference an invoice

What causes this issue?

You post a payment, transfer or down payment clearing with invoice
reference. However, you have chosen a document that is not an invoice.

System Response

So that the <LS>Payment Selection</> program can update payments and
their transfer documents correctly in Funds Management, it requires the
invoice reference on an invoice document.

How to fix this error?

Change the invoice reference and create the reference to an invoice
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.

FICUSTOM101 - Details

• The SAP error message FICUSTOM101 indicates that the system cannot find a reference to an invoice based on the provided parameters. This error typically occurs during the processing of financial documents, such as invoices or credit memos, when the system expects to find a corresponding invoice but cannot.
  
  Cause:
  
  Incorrect Invoice Reference: The invoice number or reference provided in the transaction does not exist in the system.
  Data Entry Errors: There may be typographical errors in the invoice number or other reference fields.
  Invoice Not Posted: The invoice might not have been posted yet, or it could have been deleted or reversed.
  Document Type Issues: The document type used may not be compatible with the invoice reference being provided.
  Authorization Issues: The user may not have the necessary permissions to view or access the invoice.
  
  
  Solution:
  
  Verify Invoice Reference: Check the invoice number and ensure it is entered correctly. Look for any typos or formatting issues.
  Check Invoice Status: