How To Fix SMT_CONFIG253 - Field &1 is already specified

SAP Error Message - Details

• Message type: E = Error

• Message class: SMT_CONFIG - Configuration message class

• Message number: 253

• Message text: Field &1 is already specified

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 SMT_CONFIG253 - Field &1 is already specified ?

  The SAP error message SMT_CONFIG253, which states "Field &1 is already specified," typically occurs in the context of the SAP System Landscape Transformation (SLT) or when configuring data replication settings. This error indicates that a field you are trying to configure or map has already been defined elsewhere in the configuration, leading to a conflict.
  Cause:
  
  Duplicate Field Mapping: The field you are trying to add or configure is already included in the mapping or configuration settings.
  Incorrect Configuration: There may be an error in the configuration where the same field is being referenced multiple times.
  Data Model Issues: If you are working with a data model that has overlapping fields, this can lead to conflicts.
  
  Solution:
  
  Review Configuration: Check the configuration settings where the error is occurring. Look for the field specified in the error message and see if it is already defined elsewhere.
  Remove Duplicates: If you find that the field is indeed specified multiple times, remove the duplicate entry or adjust the configuration to ensure that each field is only defined once.
  Check Data Model: If applicable, review the data model to ensure that there are no overlapping fields that could cause this error.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on configuring the specific settings you are working with.
  Testing: After making changes, test the configuration to ensure that the error is resolved and that the system behaves as expected.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  SLT Documentation: If this error is occurring in the context of SLT, refer to the SLT configuration guide for best practices and common pitfalls.
  Community Forums: Consider searching or posting in SAP community forums or support channels for additional insights from other users who may have encountered the same issue.
  
  If the problem persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.