How To Fix /PM0/3FB_MESSAGES023 - Sibling extension group has already been created

/PM0/3FB_MESSAGES023 - Overview

• Message type: E = Error

• Message class: /PM0/3FB_MESSAGES -

• Message number: 023

• Message text: Sibling extension group has already been created

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PM0/3FB_MESSAGES023 - Sibling extension group has already been created ?

  The SAP error message /PM0/3FB_MESSAGES023 indicates that there is an attempt to create a sibling extension group that already exists in the system. This typically occurs in the context of managing extension groups in SAP, particularly when working with the SAP Plant Maintenance (PM) module or similar functionalities.
  
  Cause:
  The error is triggered when:
  
  You are trying to create a new sibling extension group that has the same identifier or name as an existing one.
  There may be a duplicate entry in the database or a misconfiguration in the system that leads to this conflict.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Groups:
  
  Verify if the sibling extension group you are trying to create already exists. You can do this by navigating to the relevant transaction or using the appropriate report to list existing extension groups.
  
  
  
  Use a Unique Identifier:
  
  If you find that the group already exists, consider using a different name or