How To Fix TK387 - Object already exists as a subobject of &1 &2 &3

TK387 - Overview

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 387

• Message text: Object already exists as a subobject of &1 &2 &3

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message TK387 - Object already exists as a subobject of &1 &2 &3 ?

  The SAP error message TK387 ("Object already exists as a subobject of &1 &2 &3") typically occurs when you are trying to create a new object in the SAP system that already exists as a subobject of another object. This can happen in various contexts, such as when dealing with transport requests, customizing objects, or other object management scenarios.
  
  Cause:
  The error indicates that the object you are trying to create or modify is already defined as a subobject of another object. This can happen due to:
  
  Attempting to create a new object with the same name or identifier as an existing subobject.
  Misconfiguration or incorrect hierarchy in object definitions.
  Duplicate entries in the system.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Objects: 
  
  Use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Module) to check if the object you are trying to create already exists.
  Look for the object