How To Fix WPOC008 - Subsequent debits/credits already exist for purchase order &, item &

SAP Error Message - Details

• Message type: E = Error

• Message class: WPOC - Messages for Package WPOC

• Message number: 008

• Message text: Subsequent debits/credits already exist for purchase order &, item &

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message WPOC008 - Subsequent debits/credits already exist for purchase order &, item & ?

  Certainly! Here's a detailed explanation for the SAP error message WPOC008: Subsequent debits/credits already exist for purchase order &, item &:
  
  Error Message
  WPOC008: Subsequent debits/credits already exist for purchase order &, item &
  
  Cause
  This error occurs when you try to perform an operation on a purchase order (PO) item that already has subsequent debit or credit documents posted against it. In SAP MM (Materials Management) or FI (Financial Accounting), subsequent debits or credits are adjustments made after the initial invoice or goods receipt, such as credit memos, debit memos, or invoice corrections.
  Specifically, the system prevents certain changes or postings on the PO item because there are already subsequent debit or credit documents linked to it. This is a safeguard to maintain data consistency and integrity in the procurement and invoice verification process.
  
  When does it typically occur?
  
  When attempting to change or delete a PO item that has subsequent debit/credit documents.
  When trying to post an invoice or credit memo that conflicts with existing subsequent debit/credit documents.
  During invoice verification or PO change transactions.
  
  
  Solution
  
  
  Check for Subsequent Debit/Credit Documents:
  
  Use transaction MIRO (Invoice Verification) or MRBR (Release Blocked Invoices) to check if there are any subsequent debit or credit memos posted against the PO item.
  You can also check the document flow or invoice history for the PO item.
  
  
  
  Review and Reverse Subsequent Documents if Necessary:
  
  If the subsequent debit/credit documents are incorrect or need to be changed, consider reversing or canceling those documents first.
  Use transaction MR8M to cancel an invoice or credit memo.
  
  
  
  Adjust Your Process:
  
  If you need to change the PO item, ensure that all subsequent debit/credit documents are handled appropriately.
  Sometimes, you may need to create new credit/debit memos instead of changing the PO item directly.
  
  
  
  Consult with Finance/Procurement Teams:
  
  Since subsequent debit/credit documents affect financial postings, coordinate with the finance or procurement department before making changes.
  
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  ME22N – Change Purchase Order
  MIRO – Enter Incoming Invoice
  MR8M – Cancel Invoice Document
  MRBR – Release Blocked Invoices
  
  
  
  Tables to Check:
  
  RBKP – Invoice Document Header
  RSEG – Invoice Document Item
  EKPO – Purchase Order Item
  
  
  
  Notes:
  
  This error is a standard SAP safeguard to prevent inconsistencies.
  Always ensure that invoice verification and PO changes are done in the correct sequence.
  
  
  
  
  If you provide the exact transaction or scenario where this error occurs, I can help with more specific guidance.