How To Fix SO189 - A document cannot have itself as an attachment

SO189 - Overview

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 189

• Message text: A document cannot have itself as an attachment

What causes this issue?

You tried to append the document to itself as an attachment. This is
not possible.

System Response

The function is not executed.

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.

Error message extract from SAP system. Copyright SAP SE.

SO189 - Details

• The SAP error message SO189, which states "A document cannot have itself as an attachment," typically occurs when you attempt to attach a document to itself within the SAP system. This is a logical restriction in SAP to prevent circular references, which can lead to confusion and data integrity issues.
  
  Cause:
  The error arises when:
  
  You are trying to attach a document (like a report, invoice, or any other object) to itself.
  The system detects that the document ID you are trying to attach is the same as the document ID of the current document.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Document ID: Ensure that you are not mistakenly trying to attach the document to itself. Verify the document ID you are using for the attachment.
  
  
  Use a Different Document: If you need to attach related documents, make sure to select a different document that is not the same as the one