How To Fix WP641 - Internal error: determined purchase order item does not exist

WP641 - Overview

• Message type: E = Error

• Message class: WP - Messages from POS interface

• Message number: 641

• Message text: Internal error: determined purchase order item does not exist

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WP641 - Internal error: determined purchase order item does not exist ?

  The SAP error message:
  WP641 Internal error: determined purchase order item does not exist
  typically occurs in the context of procurement processes, such as when creating or processing goods receipts, invoice verification, or purchase order-related transactions.
  
  Cause
  This error indicates that the system is trying to reference a purchase order (PO) item that does not exist or cannot be found in the database. Possible reasons include:
  
  The PO item number referenced in the document or transaction is incorrect or missing.
  The PO item was deleted or does not exist in the purchase order.
  Data inconsistency or corruption in the purchase order or related tables.
  The document (e.g., goods receipt or invoice) is referring to a PO item that was never created or has been changed.
  Custom enhancements or user exits incorrectly manipulate PO item data.
  The PO item is not valid for the current transaction (e.g., wrong item category).
  
  
  Solution
  To resolve the error, consider the following steps:
  
  
  Verify the Purchase Order and