How To Fix /SAPAPO/TSM401 - Name & already used

/SAPAPO/TSM401 - Overview

• Message type: E = Error

• Message class: /SAPAPO/TSM -

• Message number: 401

• Message text: Name & already used

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 /SAPAPO/TSM401 - Name & already used ?

  The SAP error message /SAPAPO/TSM401 Name & already used typically occurs in the context of SAP Advanced Planning and Optimization (APO) when you are trying to create or modify a master data object (like a planning book, data view, or other configuration) that has a name which is already in use by another object in the system.
  
  Cause:
  
  Duplicate Name: The most common cause of this error is that the name you are trying to use for a new object is already assigned to an existing object in the system.
  Namespace Conflicts: If you are working in a multi-client environment or with different namespaces, there might be conflicts with names that are not immediately obvious.
  Incorrect Object Type: Sometimes, the error can arise if you are trying to create an object of a type that has a naming convention that overlaps with another type.
  
  
  Solution:
  
  
  Check Existing Objects: Before creating a new object, check the existing