How To Fix SMT_CONFIG126 - Structure &1 is already specified as a preceeding structure

SMT_CONFIG126 - Overview

• Message type: E = Error

• Message class: SMT_CONFIG - Configuration message class

• Message number: 126

• Message text: Structure &1 is already specified as a preceeding structure

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 SMT_CONFIG126 - Structure &1 is already specified as a preceeding structure ?

  The SAP error message SMT_CONFIG126 indicates that there is a configuration issue related to the structure definition in the SAP system. Specifically, it means that the structure you are trying to define or configure has already been specified as a preceding structure in the context of the configuration you are working on.
  
  Cause:
  This error typically occurs in the context of the SAP System Landscape Transformation (SLT) or when configuring data replication settings. The underlying causes can include:
  
  Duplicate Structure Definition: The structure you are trying to add has already been defined as a preceding structure in the configuration.
  Incorrect Configuration: There may be a misconfiguration in the data model or transformation settings where the same structure is being referenced multiple times.
  Data Model Issues: The data model may have inconsistencies or conflicts that lead to this error.
  
  
  Solution:
  To resolve the SMT_CONFIG126 error, you can follow these steps:
  
  
  Check Configuration: Review the configuration settings where the error