How To Fix 26042 - Superior document cannot be same document

SAP Error Message - Details

• Message type: E = Error

• Message class: 26 - Dokumentenverwaltung

• Message number: 042

• Message text: Superior document cannot be same document

What causes this issue?

You want to assign the document to a superior document. However, you
have entered the document you are currently processing as the superior
document.

How to fix this error?

Check your entry for the superior document and correct it as necessary.
You have the option of searching for a document using matchcode
selection.
To do this, you need to enter either an SAP object linked to the
document or a character string from the short descriptive text.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 26042 - Superior document cannot be same document ?

  The SAP error message 26042, "Superior document cannot be the same document," typically occurs in the context of document processing, such as when trying to create a follow-on document (like a purchase order or invoice) that references the same document as its superior or parent document. This error is designed to prevent circular references, which can lead to inconsistencies in data processing.
  Cause:
  
  Circular Reference: The most common cause of this error is that the system is trying to create a document that references itself as its superior document.
  Incorrect Document Type: The document type being used may not be appropriate for the action being performed.
  User Input Error: The user may have inadvertently selected the same document as both the superior and subordinate document.
  
  Solution:
  
  Check Document References: Review the document you are trying to create and ensure that it does not reference itself. Make sure that the superior document is a different document.
  Correct Document Type: Ensure that you are using the correct document type for the transaction you are trying to perform. If you are unsure, consult your SAP documentation or your system administrator.
  User Training: If this error occurs frequently, consider providing additional training to users on how to properly create and reference documents in SAP.
  Debugging: If the error persists and you believe it should not be occurring, you may need to debug the process or consult with your SAP support team to investigate further.
  
  Related Information:
  
  Transaction Codes: This error can occur in various transaction codes, such as ME21N (Create Purchase Order), MIRO (Invoice Verification), etc.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its system with notes that can provide solutions or workarounds.
  Documentation: Refer to SAP Help documentation for detailed information on document processing and the specific transaction you are working with.
  
  If you continue to experience issues after trying these solutions, it may be beneficial to reach out to your SAP support team for further assistance.