How To Fix M8260 - Document & has been posted

M8260 - Overview

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 260

• Message text: Document & has been posted

What causes this issue?

You have entered the number of a document which has already been posted.

System Response

The system has automatically displayed the document.

How to fix this error?

If you choose the <LS>Back</> function, you will go back to the
"Display Parked Document" function.

Error message extract from SAP system. Copyright SAP SE.

M8260 - Details

• The SAP error message M8260 typically indicates that a document has already been posted in the system, and therefore, the action you are trying to perform (such as posting a new document or making changes) cannot be completed. This error is common in the Materials Management (MM) module, particularly when dealing with inventory documents, purchase orders, or goods movements.
  
  Cause:
  
  Duplicate Posting: The document you are trying to post or modify has already been posted in the system.
  Document Status: The document may be in a status that does not allow further changes or postings.
  Transaction Lock: The document might be locked by another user or process, preventing further actions.
  
  
  Solution:
  
  Check Document Status: Verify the status of the document in question. If it has already been posted, you may need to look for the correct document to work with.
  Review Document History: Use transaction codes like MB03 (Display Material Document) or ME23N (Display Purchase Order) to