How To Fix SO187 - A document cannot be placed in itself

SO187 - Overview

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 187

• Message text: A document cannot be placed in itself

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.

SO187 - Details

• The SAP error message SO187, which states "A document cannot be placed in itself," typically occurs when there is an attempt to create a document link or attachment that references itself. This can happen in various SAP modules, particularly in the context of document management or when handling attachments in SAP Business Workflow.
  
  Cause:
  The error arises when:
  
  You are trying to attach a document to itself, which is logically incorrect.
  There may be a programming error or misconfiguration in the workflow or document management process.
  The system is trying to create a circular reference where a document is linked to itself.
  
  
  Solution:
  To resolve the SO187 error, consider the following steps:
  
  
  Check Document References: Ensure that the document you are trying to attach is not referencing itself. Review the logic in your document management or workflow process to ensure that the attachment or linking process is correctly set up.
  
  
  Review Workflow Configuration: If this error occurs within a