How To Fix WS589 - Docs with invoice no. &1 and doc. date &2 avail. for invoicing party &3

SAP Error Message - Details

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 589

• Message text: Docs with invoice no. &1 and doc. date &2 avail. for invoicing party &3

What causes this issue?

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

System Response

The system alerts you to a possible double entry of the same invoice
document and therefore to a possible double payment. Since the invoice
number is taken, the invoice document is entered by way of an eSOA
Service (InvoiceRequest_In).

How to fix this error?

The current document can be posted despite this message. To avoid a
double entry:
Check if the current document has already been recorded in the system.

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 WS589 - Docs with invoice no. &1 and doc. date &2 avail. for invoicing party &3 ?

  Certainly! Here's a detailed explanation for the SAP error message WS589:
  
  SAP Error Message: WS589
  Text:
  "Docs with invoice no. &1 and doc. date &2 avail. for invoicing party &3"
  
  Meaning / 
  Cause:
  This message indicates that there are already existing documents (such as billing documents or invoices) with the same invoice number (&1) and document date (&2) for the invoicing party (&3). SAP is warning you that an invoice with this number and date has already been created for this customer/vendor.
  This typically occurs during the creation of billing documents or invoice postings when the system checks for duplicate invoice numbers to avoid double billing or duplicate entries.
  
  Why does this happen?
  
  Duplicate Invoice Number: The invoice number you are trying to post or create already exists in the system for the same invoicing party.
  Invoice Number Check: SAP performs a check to prevent duplicate invoice numbers for the same customer/vendor to ensure data consistency and avoid billing