How To Fix MEPO107 - You cannot change the document type, because a PO history exists

SAP Error Message - Details

• Message type: E = Error

• Message class: MEPO - New Purchase Order Dialog

• Message number: 107

• Message text: You cannot change the document type, because a PO history exists

What causes this issue?

You are processing a cross-company-code stock transport order. A
purchase order history already exists for the purchase order. Therefore
you cannot change the document type, as this would change the posting
logic.

System Response

The system resets the document type.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message MEPO107 - You cannot change the document type, because a PO history exists ?

  The SAP error message MEPO107 indicates that you are trying to change the document type of a Purchase Order (PO) that has a history, meaning that there are already transactions or activities associated with that PO. This could include goods receipts, invoice receipts, or other related documents that have been processed against the PO.
  Cause:
  The primary cause of this error is that the system prevents changes to the document type of a PO that has been used in transactions. This is a safeguard to maintain data integrity and ensure that all related documents remain consistent.
  Solution:
  To resolve this error, you have a few options:
  
  
  Create a New Purchase Order: If changing the document type is essential, consider creating a new PO with the desired document type. You can then reference the old PO for any necessary information.
  
  
  Use a Change Document: If the change is necessary and you have the appropriate authorizations, you may need to consult with your SAP administrator or support team to see if they can assist in changing the document type through a special transaction or by removing the history (if applicable).
  
  
  Review PO History: Check the history of the PO to understand what transactions are linked to it. If there are no critical transactions, you might consider reversing or deleting those transactions (if permissible) before attempting to change the document type.
  
  
  Consult Documentation: Review SAP documentation or consult with your SAP support team for specific guidelines on handling document types and POs in your organization’s SAP environment.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME22N (Change Purchase Order) and ME23N (Display Purchase Order) to manage POs effectively.
  User Authorizations: Ensure you have the necessary authorizations to make changes to POs, as restrictions may be in place.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or updates from SAP.
  
  If the issue persists or if you are unsure about the steps to take, it is advisable to reach out to your SAP support team for further assistance.